DERAILLEURS

 Precision machined 12T derailleur pulleys with Narrow/Wide teeth profiles Machined from Delrin which guarantees quiet work and great durability Each kit contains one upper and one lower pulley with dust covers Compatible with Sram 11 speed XX1, X01, X1, and CX1 11sp Black 22g

 The second generation of the Box One 11 Speed Derailleur features a new, adjustable Tri-Pack Clutch as well as significant improvements to the head and top link Patent pending Pivot Tech works to prevent damage in the event of crashes or trail-side impacts through the use of a spring loaded cable stop With a maximum tooth count of 46, the Box One Rear Derailleur can easily handle today`s gear ratios and wide range cassettes Constructed with 6061-T6 aluminum, carbon fiber,...

 Features a new, adjustable Tri-Pack Clutch as well as significant improvements to the head and top link Patent pending Pivot Tech works to prevent damage in the event of crashes or trail-side impacts through the use of a spring loaded cable stop With a maximum tooth count of 50, the Box One X-Wide Rear Derailleur can easily handle today`s gear ratios and wide range cassettes Constructed with 6061-T6 aluminum, carbon fiber, and nylon composite for excellent strength to...

 Heavy duty, extra durable 7 speed downhill derailleur 11s compatible with cassette spacers and uses an 11 speed chain Precision sealed bearing pulleys Durable 3D forged linkage Adjustable Tri-Pack limited slip clutch 7sp 24 Short 2to1 Black

 Prime 9 Technology is a counter-intuitive philosophy based on the less is more theory - it embraces range without adding complexity Intended for use with Box Components` Prime 9 speed group, no compatible with other 11-50 cassettes Carbon fiber / nylon composite, steel, aluminum alloy construction Adjustable Tri-Pack limited slip clutch Forged inner and outer cage Pivot-Tech cable stay Precision sealed bushing pulleys 9sp 50 Long 2to1 ...

 Prime 9 Technology is a counter-intuitive philosophy based on the less is more theory - it embraces range without adding complexity Intended for use with Box Components` Prime 9 speed group, no compatible with other 11-50 cassettes Similar design as the Box Two Prime 9 derailleur with more affordable materials Glass fiber/nylon composite, steel and aluminum construction Limited slip clutch Stamped inner and outer cage Standard bushing pulleys Direct...

 The Box Two 11sp rear derailleur features a non-adjustable version of the new Tri-Pack clutch technology Patent pending Pivot Tech works to prevent damage in the event of crashes or trail-side impacts through the use of a spring loaded cable stop With a maximum tooth count of 50, the Box Two X-Wide Rear Derailleur can easily handle today`s gear ratios and wide range cassettes The Box Two is made from 6061-T6 Aluminum, Glass fiber and nylon composite for cost effective...

 The Box Two 11sp rear derailleur features a non-adjustable version of the new Tri-Pack clutch technology Patent pending Pivot Tech works to prevent damage in the event of crashes or trail-side impacts through the use of a spring loaded cable stop With a maximum tooth count of 46, the Box One Rear Derailleur can easily handle today`s gear ratios and wide range cassettes The Box Two is made from 6061-T6 Aluminum, Glass fiber and nylon composite for cost effective...

 9 speed rear derailleur designed to take the additional wear and tear of an E-Bike drivetrain Can be used with standard (non-E-bike) 9 speed drivetrains 3D forged linkage to resist damage from rock strikes and other impacts Preset Tri-pack limited slip clutch mechanism 9sp 50 Long 2to1 Black

 Prime 9 Technology is a counter-intuitive philosophy based on the less is more theory - it embraces range without adding complexity Intended for use with Box Components` Prime 9 speed group, no compatible with other 11-50 cassettes Same functions as the Box One Prime 9 derailleur with more affordable materials Glass fiber/nylon composite, steel, aluminum alloy Tri-Pack limited slip clutch Forged inner and outer cage Pivot-Tech cable stay Precision...

 Record pulley set 10sp Record 10sp

 Record Pulley set 11sp SR500 Super Record 11sp