Wolf Tooth 110 BCD Cyclocross Road Chainring - 42t 110 BCD 5-Bolt Drop-Stop B Raw Silver ModelNumber=K4139 blocky tread minimizes rolling resistance

blocky tread minimizes rolling resistance until braking allows the knobs to truly dig in

Chainring BCD 110 Color Black Defined Color Black Drivetrain Speeds 11 Material Aluminum Ring Position/Type Chain Retaining Single Ring Tooth Count 42

Flange No Color Black/Gray Length 142 Defined Color Black Grip Shift Specific No Shape Ergo Weight 231 Lock On Yes

} Double deadbolt locking mechanism for increased strength

Wolf Tooth 110 BCD Cyclocross Road Chainring - 42t 110 BCD 5-Bolt Drop-Stop B Raw Silver ModelNumber=K4139 blocky tread minimizes rolling resistanceDo NOT fit on Shimano DA 9000 Ultegra 6800 cranksets. Not compatible with Campy CX10 11 10, 11, & 12spd Eagle and Flattop compatible: these chainrings are designed to work with all 10 speed, and 11 speed chains. They also work with 12 speed SRAM Flattop, SRAM Eagle and KMC chains. They do not work with Shimano 12 speed Hyperglide+ chains Can be mounted in either the big or small ring position of a double crankset given chainstay clearance in the small