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Parts

BOX Zero Stem Spacer Kit
$14.95
- Ultralight, CNC-machined 6061 aluminum spacers for fine-tuning stem height - Includes one each: 3, 5, 10mm spacers and two each: 1mm spacers
BOX Four Chain
$15.99
The Box Four chain employs an 8-speed platform in a similar strategy to the Prime 9 but at a great price point. The chain is polished and then chemically treated to achieve corrosion resistance. We engineered the inner link spacing to be a little tighter than other 8-speed chains and is optimized for use with our Box Four Wide/Narrow Chainring.
BOX Two Seat Post Collar w/QR
$19.99
Box Two Quick Release Seat Clamps are cold-forged, and CNC machined from 6061-T6 aluminum alloy. Weighing in at just 27 grams/0.95 ounces in the 31.8 size, they are as lightweight as tough. The head of the quick-release lever and the face of the clamp are given a proprietary low-friction surface treatment that ensures smooth lever action for the life of the clamp without the need for a bushing. Meets or exceeds ENM standards.
BOX Three Prime 9 BMX Chain
$20.99
The Box Three BMX chain is polished and then chemically treated to achieve corrosion resistance. All Box Three chains have chamfered shifting edges, solid plates and solid pins to safeguard durability. Our unique inner link spacing is engineered to grab those modern wide/narrow chainrings. They are compatible with BMX 3/32" and 1/8" chainrings and cogs which fits most retro-modern 29 inch BMX bikes and smaller bikes.
BOX One 70mm BMX V-Brake Shoes
$24.99
- CNC-machined cartridge body, three-tone/dual-compound, 70-millimeter pads.
BOX One Fixed Seat Post Clamp Kit
$24.99
Cold-forged and CNC machined from 6061-T6 aluminum alloy, Box One Fixed Seat Clamps are tough, lightweight, and exceptionally good looking. Featuring titanium hardware and laser-etched graphics, Box One Fixed Seat Clamps are available in anodized black, blue, red, and silver.
BOX One Linear BMX Brake Cable Kit
$24.99
Box One Linear Brake Cable Kits are among the most advanced BMX brake cables on the market. The custom Concentric housing includes aramid fiber-wrapped aluminum/steel linear wires for the best combination of strength and low weight. The inner Nano Cable wires are treated with a PTFE coating that reduces friction and boosts braking performance. Our anodized aluminum Kollars ferrules further reduce cable drag. Each cable kit includes 79 inches of Concentric Linear housing, a black PTFE-coated Nano Cable, four alloy Kollars ferrules and one color-matched and one black alloy cable end caps. Available in chrome, 14K gold, red, blue and black with alloy Kollars ferrules and end caps.
BOX X-Ray Brake Shoes
$24.99
- Cold forged, CNC-machined cartridge body with self-aligning pivoting posts - Triple-compound 70mm pads
BOX Helix Qr Seat Clamp
$29.95
- CNC-machined 6061-T6 aluminum with titanium hardware - Zero-friction cam surface treatment ensures smooth lever action - 27g
BOX One 7075 Alloy Chainring Bolts
$29.99
Box One 7075 Alloy Chainring bolt kits include five 8.5-mm front bolts, five 6-mm front bolts, and five 5-mm rear nuts, so they will fit just about any chainring/crank combination, including those with threaded holes.
BOX Three V-Point Long Reach BMX Brake Lever
$29.99
Box Three V-Point Brake Levers are the most versatile levers in the entire Box family. Available in either short or long reach versions, Box Three Levers are reversible, allowing users to 'flip' the lever for use on either side of the handlebar. Other features include reaching adjustment for accurate positioning and a barrel adjuster to fine-tune cable tension.
BOX Three V-Point Short Reach BMX Brake Lever
$29.99
Box Three V-Point Brake Levers are the most versatile levers in the entire Box family. Available in either short or long reach versions, Box Three Levers are reversible, allowing users to 'flip' the lever for use on either side of the handlebar. Other features include reaching adjustment for accurate positioning and a barrel adjuster to fine-tune cable tension.
BOX Two Prime 9 BMX Chain
$29.99
The Box Two BMX chain's nickel plating adds both corrosion and wear-resistance to your ride. All Box Two BMX chains have solid plates and solid pins to safeguard durability. They are compatible with BMX 3/32" and 1/8" chainrings and cogs which fits most retro-modern 29 inch BMX bikes and smaller bikes.
BOX Four Prime 9 Multi-Shift
$35.99
The Box Four shifter's main features aren't strikingly different from Box Three's. The key difference is its 8-speed platform. We've chosen to modernize the 8-speed in much the same way we did the 9-speed for Prime 9. Just like the Prime 9, the Box Four shifters take advantage of the "less is more" theme and exploit durability, simplicity, and reliability. Available as a multi-shift (pull several gears at once) or single-shift shifter (a sound choice for e-bikes).
BOX Three BMX V-Brake
$39.99
DESCRIPTION The Box Three Brake is available in 85mm with short reach lever or 108mm with long reach lever. They include two-tone, dual-compound pads that feature a unique finned design that helps improve airflow. The Philips head tension screws aid installation and makes toe-in adjustments simple and easy. FEATURES - Cold Forged from 6061-T6 Aluminum - Up to 35mm of brake pad adjustment - Box Three™ Air Flow Brake Shoes w/ Dual Compound Pads - Brass bushings, Stainless Steel Hardware - Phillips head tension screw - 5mn allen key to secure cable on right arm
BOX Three Prime 9 Multi-Shift
$44.99
The Box Three shifter makes good use of nylon composites in both top and bottom shells as well as the levers. Box Three is our performance and value tier. So this shifter sheds all the fancy trappings of the top 2 tiers but maintains their shifting characteristics. All Prime 9 shifters take advantage of the 9-speed's inherent durability, simplicity, and reliability. Not only is the shifter mechanism joyfully simplified, but fewer shifts are needed for every mile of travel. And the best part is? Prime 9 is also terribly forgiving so you won't have to constantly adjust your set-up. Available as a multi-shift (pull several gears at once) or single-shift shifter (a sound choice for e-bikes).
BOX Three Prime 9 Single-Shift Ebike
$44.99
The Box Three shifter makes good use of nylon composites in both top and bottom shells as well as the levers. Box Three is our performance and value tier. So this shifter sheds all the fancy trappings of the top 2 tiers but maintains their shifting characteristics. All Prime 9 shifters take advantage of the 9-speed's inherent durability, simplicity, and reliability. Not only is the shifter mechanism joyfully simplified, but fewer shifts are needed for every mile of travel. And the best part is? Prime 9 is also terribly forgiving so you won't have to constantly adjust your set-up. Available as a multi-shift (pull several gears at once) or single-shift shifter (a sound choice for e-bikes).
BOX Cosine Chainring
$54.99
- CNC-machined 6061-T6 aluminum with rounded tooth profile to reduce chain wear
BOX Two BMX Chainring
$54.99
Made in the US from 6061-T6 aluminum alloy, Box Two Chainrings are round and true. They fit 104 BCD four-bolt cranks and are available in black anodized with laser-etched graphics from 38 to 45-teeth.
BOX Two Prime 9 Multi-Shift Shifter
$59.99
The Box Two shifter is the only shifter on the market (other than our Box One) that comes factory stock with a hinged clamp. Box Two is our performance tier so this shifter still maintains the durable cast aluminum top shell but trades out the Box One's 1-piece pull-lever for a 2-piece resin and steel variant. All Prime 9 shifters take advantage of the 9-speed's inherent durability, simplicity, and reliability. Not only is the shifter mechanism joyfully simplified, but fewer shifts are needed for every mile of travel. And the best part is? Prime 9 is also terribly forgiving so you won't have to constantly adjust your set-up. Available as a multi-shift (pull several gears at once) or single-shift shifter (a sound choice for e-bikes).
BOX Two Prime 9 Single-Shift Ebike
$59.99
The Box Two shifter is the only shifter on the market (other than our Box One) that comes factory stock with a hinged clamp. Box Two is our performance tier so this shifter still maintains the durable cast aluminum top shell but trades out the Box One's 1-piece pull-lever for a 2-piece resin and steel variant. All Prime 9 shifters take advantage of the 9-speed's inherent durability, simplicity, and reliability. Not only is the shifter mechanism joyfully simplified, but fewer shifts are needed for every mile of travel. And the best part is? Prime 9 is also terribly forgiving so you won't have to constantly adjust your set-up. Available as a multi-shift (pull several gears at once) or single-shift shifter (a sound choice for e-bikes).
BOX Four Prime 9 Wide Rear Derailleur
$64.99
The Box Four Rear Derailleur is the base of Prime 9 Technology that offers an affordable clutch based 1 by 8-speed derailleur that is simple and light; this makes it a perfect candidate for every entry-level bike that traditionally has a 3 by drive-train that is neither durable nor user friendly.
BOX Echelon Race Seat
$69.99
- Superlight co-molded nylon shell and carbon fiber seatpost specifically for BMX Race - Large saddle has a 27.2 seatpost, while the small has a 22.2 post
BOX Three Prime 9, 9-Speed Cassette
$72.99 - $81.99
The Box Three Prime 9 cassette is a great all-around cassette option. All cogs are stamped from steel and subsequently, the larger ones are pinned to alloy spiders. It also features weight-reducing holes on the cogs. - The Box Three Prime 9 offers ultra-wide ratio with consistent progressions - Prime 9 technology offers the same range as a 12-speed drivetrain, with fewer gears to shift through - Fewer parts, reduced weight, and increased durability - Cogs pinned to lightweight spiders - Constructed using a standard freehub body (HG) - Cassette Body Type: Shimano/SRAM 8, 9, 10 Speed - Drivetrain Speeds: 9 - Designed for ebike: Yes - Color: ED Black
BOX One Prime 9 Shifter Multi-Shift
$77.99
The Box One multi shifter is the only shifter on the market that comes factory stock with a hinged (and machined) clamp. It's top of the line and comes packed with other features such as a durable cast aluminum pull lever and top shell. All Prime 9 shifters take advantage of the 9-speed's inherent durability, simplicity, and reliability. Not only is the shifter mechanism joyfully simplified, but fewer shifts are needed for every mile of travel. And the best part is? Prime 9 is also terribly forgiving so you won't have to constantly adjust your set-up. Available as a multi-shift (pull several gears at once) or single-shift shifter (a sound choice for e-bikes).
BOX Genius Brake Levers
$79.99
- Cold-forged, CNC-machined 6061-T6 aluminum with built-in return spring - Clamp integrates with ODI Lock-On grips - 50g
BOX One Genius Mid Reach BMX Brake Lever
$79.99
Box One Genius brake levers are the first ever to incorporate a clamp for ODI Lock-On grips. This ensures that your grips stay put while eliminating the need for an extra clamp. At roughly 50 grams, these cold-forged and CNC-machined levers beat any other on the market. Genius levers have a built-in return spring and are fully compatible with carbon handlebars. The Mid reach lever features a new design that puts it in the same reach position as the Long, but with a more BMX-specific blade for better one-finger leverage. Other features include adjustable reach, a titanium mounting bolt, and stainless steel hardware. Genius levers are designed to work with linear-pull brakes. They are excellent for BMX, mountain, city, urban, and tandem flat-bar bicycles.
BOX One Prime 9 Shifter Single-Shift
$81.99
The Box One multi shifter is the only shifter on the market that comes factory stock with a hinged (and machined) clamp. It's top of the line and comes packed with other features such as a durable cast aluminum pull lever and top shell. All Prime 9 shifters take advantage of the 9-speed's inherent durability, simplicity, and reliability. Not only is the shifter mechanism joyfully simplified, but fewer shifts are needed for every mile of travel. And the best part is? Prime 9 is also terribly forgiving so you won't have to constantly adjust your set-up. Available as a multi-shift (pull several gears at once) or single-shift shifter (a sound choice for e-bikes).
BOX Three Prime 9 X-Wide Rear Derailleur
$83.99
The Box Three Rear Derailleur simplifies the features found on the Prime 9 Box One and Two rear derailleurs making for a fully featured wallet friendly rear derailleur. Including a Limited Slip Clutch, Sealed bearing pulleys and a solid construction Box Three Rear derailleurs are compatible with 11-46 and 11-50t derailleurs making it one of the most versatile derailleur offerings for Prime 9.
BOX Four Cassette
$103.99
The Box Four cassette adapts our Prime 9 philosophy of durability, simplicity, and reliability at a great price point. All cogs are stamped from steel, given our durable black coating and then the larger cogs are pinned to each other with spacers for easy installation. - Compatible with HG freehub bodies - Steel stamped cogs - No spiders - Wide ratio and consistent progression - ED black protection
BOX Two Prime 9 Cassette
$103.99
The BOX Two Prime 9 Cassette delivers long service life and extra range. All cogs are stamped from steel and the larger ones are pinned to alloy spiders. - Cogs pinned to lightweight spiders - Ultra-wide ratio with consistent progression - Prime 9 technology - Compatible with HG freehub bodies - 12 – 50T: Rated for eBike use
BOX Eclipse Linear Brake
$119.99
- Cold-forged 6061-T6 aluminum arms, available in 85mm or 108mm - Precision sealed bearing pivots, titanium and stainless steel hardware - Flexible cable noodle and streamlined cable fixing point - 35 millimeters of vertical brake pad adjustment
BOX One BMX V-Brake
$119.99
Box One Brake Arms are cold forged and CNC-machined from 6061-T6 aluminum. Cold forging produces the strongest, stiffest, lightest weight and most durable bicycle parts. Featuring 35 millimeters of vertical brake pad adjustment, more than most linear-pull brakes. - Precision sealed bearing pivots - Titanium and stainless steel hardware
BOX Two Prime 9 X-Wide Rear Derailleur
$134.99
The Box Two Prime 9 Rear Derailleur is very similar to the Box One version however, to be more wallet friendly, it offers a non adjustable Tri-Pack Clutch, bushing pulleys and some muted finishes. Box Two rear derailleurs are still optimized for 11-50t cassettes and offer durability and performance for the most demanding terrain, just at lower price!
BOX Four 8S Wide Multi Shift Groupset
$166.99
Our Box Four tier is for those people who just want less fuss! You're fond of Prime 9, but know 8 is enough, and surely 11-42T is plenty of range for an 8-speed cassette. Our derailleur still has the Limited Slip clutch but now arrives with a more compact cage. The custom 8-speed chain is built for abuse, although it's sophisticated enough to have its own Wide/narrow chainring. Push through fewer gears with a no-nonsense shifter. This combo will transport you to 1 by territory for less than $200.
BOX Three P9 Wide Multi Shift Groupset
$209.99
Our Box Three tier delivers many of the same capabilities of its more famous siblings yet it's built upon a simpler platform. Cassettes are accessible at 11-46T or 11-50T and fashioned with steel spiders. The derailleur exploits our Limited Slip clutch technology without the Tri-pack features. Shift easily with a comparable mechanism, although you'll forgo the hinged clamp and die-cast structure. And lastly, string it all together with a Prime 9 chain but without extravagant coatings. If you're looking to bring your 2/3 by bike into the 21st century, then level up with this group!
BOX Two/Three P9 X-Wide Multi Shift Groupset
$284.99
Did you know that you can mix and match Prime 9? Can't decide between the modern basics of Box Three and the long service life of Box Two? Well, you don't need to! With this pre-configured and pre-tested option, you'll receive a Box Three cassette paired to the durable Box Two derailleur, shifter and chain. Includes - Box Three Prime 9 Cassette 11-50T - Box Two Prime 9 Chain 126L - Box Two Prime 9 Multi Shifter - Box Two Prime 9 X-Wide Rear Derailleur - Box One Shift Cable & Housing Kit Our Box Two tier's mission in life is to deliver performance similar to the Box One but without its exotic (and costly) features. You still get the Tri-Pack Clutch in our derailleur only it isn't adjustable. The cassette's 11-50T range is equally impressive but we don't cut it out of a single block of steel. The action on the shifter is just as snappy although you don't get the rigid die-cast pull lever. The chain boasts the same unique ability to mate with a wide/narrow chainring except you give up the trick DLC top coat. You're hardly shortchanging yourself with Box Two. Our Box Three tier delivers many of the same capabilities of its more famous siblings yet it's built upon a simpler platform. Cassettes are accessible at 11-46T and fashioned without spiders. The derailleur exploits our Limited Slip clutch technology without the Tri-pack features. Shift easily with a comparable mechanism, although you'll forgo the hinged clamp and die-cast structure. And lastly, string it all together with a Prime 9 chain but without extravagant coatings. If you're looking to bring your 2/3 by bike into the 21st century, then level up with this group!
BOX Two P9 X-Wide Multi Shift Groupset
$309.99
Our Box Two tier's mission in life is to deliver performance similar to the Box One but without its exotic (and costly) features. You still get the Tri-Pack Clutch in our derailleur only it isn't adjustable. The cassette's 11-50T range is equally impressive but we don't cut it out of a single block of steel. The action on the shifter is just as snappy although you don't get the rigid die-cast pull lever. The chain boasts the same unique ability to mate with a wide/narrow chainring except you give up the trick DLC top coat. You're hardly shortchanging yourself with Box Two.
BSD Jonesin' Pedals
$19.99
The Jonesin’ pedal is the little brother of the Safari pedal, designed using the same basic principles of extra hexagonal studs and a true dual concave DX style platform but with a slimmer body for a closer to the axle feel. - Tough nylon fiberglass construction - True dual concave design - Knurled surface for extra grip - 18 optimally placed hexagonal pins per side - 9/16"
BSD Safari Pedals
$19.99
The Safari pedal is designed with extra pins in these high impact areas to ensure the pedal stays grippy after withstanding severe abuse. The optimal pin placement, hexagonal pin shape, and knurling all combine to make this one of the most durable, effective plastic pedals in the market. - Tough Nylon Fiberglass construction - True dual concave design - Knurled surface for extra grip - 20 hexagonal pins per side - 9/16"
BSD Freedom BMX Seat
$39.99
Freedom BMX seat from BSD. - Clamp Style: Pivotal - Material: Leather
BSD Logo BMX Seat
$39.99
Seating simplicity, the ‘logo’ seat is a throwback to simpler days in the saddle. - Debossed BSD logo - Super tough Kevlar construction - Clamp Style: Pivotal - Material: Synthetic
BSD Levelled
$67.99
The Levelled stem features solid bolts and is made from 6061-T6 aluminum. - Solid bolts - Bar Clamp Diameter (mm): 25.4 - Reach: 50 mm - Rise: 27 mm - Steerer Clamp Diameter: 1-1/8" ins - Stem Type: Top Load
BSD Stacked
$67.99
The Stacked stem features a taller 6061-T6 construction. - CNC machined logo - Bar Clamp Diameter (mm): 22.2 - Rise: 33 mm - Steerer Clamp Diameter: 1-1/8" ins - Stack Height: 31 - Weight (oz): 11 - Stem Type: Top Load
Benno Bikes Benno Derailleur Hangers
$16.00 - $20.00
Benno replacement derailleur hangers.
Benno Bikes Boost QR Seat Collar
$39.99
Benno replacement Seat Collar for Boost E frames.
Black Ops Donuts
$4.99
- Soft foam grip donuts prevent thumb blisters from riding gloveless - Intended for use with flanged BMX grips to prevent rubbing and irritation
Black Ops Modder
$6.99
- Allows the use of two separate cables running from detangler to brake for more precise adjustment and better feel - Attaches to rear cable guide and routes two cables around seat post
Black Ops DefendR Lined Brake Cable Kit
$7.99
- BMX brake cable kits for front or rear application - 1.5mm galvanized inner slick cable - Cable length: 1700mm / 67-inches - Housing length: 1750mm / 69-inches
Black Ops Single Vise
$7.99
- Alloy 1-1/8" seatpost clamp - Single bolt
Black Ops BMX Turbo Grips
$8.99
- Best seller - Shock Absorbing Design - Ridged Turbo Shape - Fits 7/8" Bars - Style: with Flange - Length: 110mm
Black Ops TriBlade
$8.99
- Cable hanger and straddle cable - Alloy construction - Anodized finish - Great for Canti and U-Brakes
Black Ops 19mm BB Washer
$9.99
- Axle washers for use with 19mm bottom brackets - 19.1x26x2.0mm - Interface: 19mm - Sold in a 10-pack
Black Ops Dual Density Bar Grips
$9.99
- Closed-end high-flange design - Non-slip dual density waffle pattern - Grey flange and end cap with a black center - Made from durable dual density kraton rubber - Length: 130mm
Black Ops FS170 Grips
$9.99
- Classic flangeless ribbed BMX style grips - Two-tone swirl pattern - Bar end plugs included - Length: 170mm
Black Ops Flangeless Grit Bar Grips
$9.99
- Comfortable and durable kraton rubber with a micro diamond knurled surface - 130mm length with closed end and no flange - Flangeless design is suitable for MTB, BMX, or cruiser bars
Black Ops Grit Bar Grips
$9.99 - $11.99
- Comfortable and durable kraton rubber with a classic micro diamond knurled surface - 130mm length with closed end and BMX style flange
Black Ops Circle Grips
$11.99 - $12.99
- A comfortable and timeless ribbed style grip suitable for BMX and cruiser use - High flange BMX style design with black press-in end plugs - Length: 145mm
Black Ops DefendR Brake Cable Kit
$11.99
- Teflon-coated stainless steel inner wire - Includes cable, housing, ferrules, and cable tips - Cable length: 2100mm - Housing length: 1800mm - Use: Front or Rear - Length: 2100mm - Diameter: 1.5mm - Style: BMX/MTB
Black Ops Double Vise
$11.99
- Alloy 1-1/8" seatpost clamp - Double clamp design for extra holding power on BMX bikes