Chainline/Hub Compatibility 135/142 MTB Hubs Chainline/Hub Compatibility 170/177 Hubs Chainring BCD Sram Direct Mount Color Black Defined Color Black Direct Mount Type Direct Mount SRAM Drivetrain Speeds 9 Drivetrain Speeds 10 Drivetrain Speeds 11 Drivetrain Speeds 12 Material Aluminum Offset 6 Ring Position/Type Chain Retaining Single Ring Round or Oval Round Tooth Count 42
41 Defined Color Black Spindle Interface Type Surly OD Spindle Interface Type Shimano Hollowtech II Spindle Interface Type FSA MegaExo Spindle Interface Type RaceFace EXI Weight 115
Color Red/Black Defined Color Red Fabric Weight Light Finger Style Full Finger Gender/Age Unisex Insulation Type None Padding Gel Season Warm Weather Size Small Touch Screen Compatible Yes Activity Cycling
This chainring's tooth profile was developed specifically for Shimano's XTR XT and SLX 12-speed Hyperglide+ chain
Available in Quick-Release and Thru-Axle dropout options
Reverse Single Speed Spacer Kit Black S.H.I.S.-ZS44/28.6 Chainline/Hub Compatibility 135/142 MTB HubsConvert any normal HG freehub wheel into a Singlespeed drive Range of different sized aluminum spacers for fine tuning chainline Includes alloy lockring, and 7 spacers: 2) 10mm, 1) 5mm, 4) 3mm Cogs sold separately (or buy Reverse's kit with 13t cog) 29g TECH SPECS color black