e*thirteen Helix R 107 BCD 4-Bolt Chainring - 42t 11/12-Speed 107BCD Black MFPN=00.4318.005.012 Perfect for road

Perfect for road

3'' (135mm) Roller Diameter: 100-110mm Suitable Bikes: When distance between front and rear axle is 980mm and 1100mm

Spindle and Bearing Assemblies for repairing or servicing LOOK pedals

and Rock Steady) for up to 50 hours of run time using 2xAAA batteries

Disc IS 6-bolt Rim Internal Width 25mm Skewers Included No Wheel Diameter/ISO 27

e*thirteen Helix R 107 BCD 4-Bolt Chainring - 42t 11/12-Speed 107BCD Black MFPN=00.4318.005.012 Perfect for roadThe e*thirteen Helix Race 107 BCD Chainring designed for 4 bolt 107 BCD cranks like SRAM Red or Force including power meter equipped cranks offers a performance upgrade for Gravel and Road cyclists. The 38 40 and 42 tooth rings pair perfectly with e*thirteens cassettes for more overall range and higher top speeds. Made from durable premium 7075 alloy they're CNC sculpted for a high stiffness to weight ratio. Compatible with both SRAM and Shimano 11