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Wide Tire Clearance For 1x Drivetrains
Elegant and secure direct-mount X-SYNC chainrings from the company that originated the 1x drivetrain for the ultimate in consistent chain control over the long haul.
SRAM designed X-SYNC chainrings to prevent chain deraillment over bumpy terrain by using both sharp and narrow teeth, as well as rounded chamfer edges.
In addition, the longer DUB crank spindle accommodates both road and MTB width frame bottom bracket standards for unmatched cross-compatibility across brands.
Direct mount chainrings in 38T, 40T, 42T, 44T, & 46T options
DUB bottom bracket adds durability and simplicity
Wide chainline crankset to fit the biggest gravel tires
The X-SYNC chainrings, crankarms, and spindle are composed of aluminum
Compatible with 135mm, 142mm, & BOOST rear spacing
BB not included
Comes in 165mm, 170mm, 172.5mm, & 175mm crank arm lengths
B-Stock - This product has one or more B-Stock units available. These units can be purchased at a discount (see option select). B-Stock units were returned from other customers and may have missing or damaged packaging materials. These units are otherwise as new. The full manufacturer warranty applies. Click Here for more information.
The product weight specified is an approximate weight based on the manufacturer's specifications (if available) or our measurement of one or two examples. For most products, the weight will typically vary by 5% to 10%.
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A guide to understanding and calculating bicycle gear inches.