CX1 RING: 110BCD, 40T closeout D3O CE certified insert for

D3O CE certified insert for impact protection

Its compact shape is designed to be used on bikes with wide tires and steep chainstay angles so you get awesome shifting with less chain drag

Works on any surface or material in one simple step

pad retraction

Half Link Chain: No

CX1 RING: 110BCD, 40T closeout D3O CE certified insert forMud and moving parts are enemies in the sport of cyclocross. That's why SRAM decided they were going to simplify things. Remove the front derailleur, increase the range of the cassette, make dropped chains a thing of the past, and you've got a cross drivetrain worthy of hammering. SRAM's CX1 X Sync Chain Ring is an integral part of that system. It mates to 110 BCD cranks and features a wide narrow wide tooth profile to securely hold the chain through