Shimano Ultegra FC-R8100 12-Speed Chainring - 52t, Asymmetric 110 BCD, Black, NH Multi Speed Freewheel you can select the bike

you can select the bike you are currently using on your bike computer

only compatible with Sora R3000 2x left shifter

INTAKE DM Stem brings impeccable style and strength to your DH kit

Recommended for XC/Trail use

Shimano Ultegra FC-R8100 12-Speed Chainring - 52t, Asymmetric 110 BCD, Black, NH Multi Speed Freewheel you can select the bikeShimano Ultegra FC R8100 chainrings are constructed with high quality aluminum and are compatible with FC R8100 and FC 8100 P 2x 12 speed cranksets. Asymmetric 110 BCD Compatible with HG 12 speed chains Aluminum with anodized finish and carbon fiber reinforced plastic for extreme durability and light weight Hollowglide technology provides high rigidity and cuts down on weight while maintaining strength Offers better power transfer and quicker, more