Box Four 8 Speed Wide/Narrow Chainring Size：32 Tooth Color：Black Description The Box Four Wide/Narrow chainring completes that package for the 1x8 system. It is the first 8 speed specific chainring designed...

Box Four 8 Speed Wide Rear Derailleur Size：Wide Cage Color：Black  Description The Box Four Rear Derailleur is the base of Prime 9 Technology that offers an affordable clutch based 1 by...

Box Three Prime 9 X-Wide Rear Derailleur Size：X-Wide Cage ColorBlack  Description The Box Three Rear Derailleur simplifies the features found on the Prime 9 Box One and Two rear derailleurs making...

Box Two Prime 9 X-Wide Rear Derailleur Size：X-Wide Cage Color：Black Description The Box Two Prime 9 Rear Derailleur is very similar to the Box One version however, to be more wallet...

Box Three Prime 9 E-Bike Lockring & Cogs 12T, 14T, 16T, 18T black  Description Lockring & Cogs replacement for Box Three Prime 9 Ebike cassettes Features 12T, 14T, 16T, 18T SKU: BX-CS3-P9A1218-BK...

Box Three Prime 9 Lockring & Cogs 11T, 13T, 15T, 18T black Description Lockring & Cogs replacement for Box Three Prime 9 cassettes Features 11T, 13T, 15T, 18T  

Box Two Prime 9 Lockring & Cogs 12T, 14T, 16T, 18T black Description Lockring & Cogs replacement for Box Two Prime 9 EBIKE cassettes Features 12T, 14T, 16T, 18T SKU : BX-CS2-P9A1218-BK...

Box Three Prime 9 11-46T / 11-50T Cassette Color:Black Description The Box Three cassette draws from both of its Box One and Box Two siblings to create a sensible all-rounder. All...

Box Two Prime 9 X-Wide 11-50T/12-50T Cassette Size:11-50T Color:Black Description The Box Two Prime 9 X-Wide cassette is where Prime 9 began. Originally developed for E-MTBs to deliver long service life...

Box One Prime 9 Chain 126L DLC Size:126L Color:Black Description The Box One Prime 9 chain is protected by a dual coating process: nickel plating for corrosion resistance, topped with a...

Box One Prime 9 Connecting Links 2 sets  Description The all-new Box One Connecting Link Kit allows for easy installation and removal of your chain! Using two links that lock together...

BOX Genius ODI left grip clamp black  Description Extruded and CNC-machined from the finest 6061-T6 aluminum, Genius Grip Clamps are designed to complement the Genius brake lever while boosting grip clamping...

Box One Classic Snapback Adult Cap OSFM  Description Looking for a fresh Box mesh rear cap? This comfortable snap back closure hat is perfect for everyday wear and comfort. Features Snap...

Box Adult T-Shirts Description Enjoy a brand new Box crew neck adult track shirt with a fit, feel and durability of a well-loved vintage piece. This tri-blend track t-shirt is made...

DESCRIPTION Our Box Two tier's mission in life is to deliver performance similar to the Box One but without its exotic (and costly) features. With the Single Shift E-Bike Groupset you...

DESCRIPTION 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...

DESCRIPTION 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...

DESCRIPTION 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...

DESCRIPTION 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...

DESCRIPTION Our Box Two tier's mission in life is to deliver performance similar to the Box One Downhill 7-speed package but without its exotic (and costly) features. You still get the...