Sprockets

CNC-Machined from durable 7075-T6 Aluminum AlloyLightweight and stiffProven Narrow-Wide Tooth ProfileFit: 4-bolt, 104 BCD SpidersDesigned & Made in USACovered by Limited Lifetime Warranty Against Breakage

CNC-Machined from durable 7075-T6 Aluminum AlloyLightweight and stiffProven Narrow-Wide Tooth ProfileFit: 4-bolt, 104 BCD SpidersDesigned & Made in USACovered by Limited Lifetime Warranty Against Breakage

CNC-Machined from durable 7075-T6 Aluminum AlloyLightweight and stiffProven Narrow-Wide Tooth ProfileFit: 4-bolt, 104 BCD SpidersDesigned & Made in USACovered by Limited Lifetime Warranty Against Breakage

BOX TWO chainrings are made in the US from 6061 T-6 aluminum alloy. Now the new BOX ONE chainrings are now available in a more durable 7075 version, BOX chainrings are round and true. They fit 104 BCD four-bolt cranks.Covered by Limited Lifetime Warranty...

BOX TWO chainrings are made in the US from 6061 T-6 aluminum alloy. Now the new BOX ONE chainrings are now available in a more durable 7075 version, BOX chainrings are round and true. They fit 104 BCD four-bolt cranks.Covered by Limited Lifetime Warranty...

BOX TWO chainrings are made in the US from 6061 T-6 aluminum alloy. Now the new BOX ONE chainrings are now available in a more durable 7075 version, BOX chainrings are round and true. They fit 104 BCD four-bolt cranks.Covered by Limited Lifetime Warranty...

BOX TWO chainrings are made in the US from 6061 T-6 aluminum alloy. Now the new BOX ONE chainrings are now available in a more durable 7075 version, BOX chainrings are round and true. They fit 104 BCD four-bolt cranks.Covered by Limited Lifetime Warranty...

Buzz freewheels combine durability with lightning-fast engagement. Featuring nine super-durable pawls for 108 points of engagement.

Narrow Wide tooth profiling ensures ultimate chain retentionUtilizes spline system on Race Face and Sram cranks to replace spider and have the chainring mount directly to the crank armCompatible with all current 1X drivetrainsCinch only compatible only...

Narrow Wide tooth profiling ensures ultimate chain retentionUtilizes spline system on Race Face and Sram cranks to replace spider and have the chainring mount directly to the crank armCompatible with all current 1X drivetrainsCinch only compatible only...

Narrow Wide tooth profiling ensures ultimate chain retentionUtilizes spline system on Race Face and Sram cranks to replace spider and have the chainring mount directly to the crank armCompatible with all current 1X drivetrainsCinch only compatible only...

Narrow Wide tooth profiling ensures ultimate chain retentionUtilizes spline system on Race Face and Sram cranks to replace spider and have the chainring mount directly to the crank armCompatible with all current 1X drivetrainsCinch only compatible only...