Wolf Tooth 110 BCD Gravel, CX and Road Chainring - 42t, 110 BCD, 5-Bolt, Drop-Stop ST, For Shimano HG+ and KMC 12-Speed Chains, Black Headsets Left side brake only for

Left side brake only for 1×10 setups

Fits Model: Dura-Ace R9100

Spare O-rings (5 pcs)

UPC: 885768099967

154946-Q0-L

Wolf Tooth 110 BCD Gravel, CX and Road Chainring - 42t, 110 BCD, 5-Bolt, Drop-Stop ST, For Shimano HG+ and KMC 12-Speed Chains, Black Headsets Left side brake only forWolf Tooth 110 BCD 5 Bolt Drop Stop ST chainrings are manufactured using premium 7075 T6 aluminum and designed for use with Shimano HG+ and KMC 12 Speed chains. These chainrings are optimized for Gravel, Cyclocross and Road disciplines. Wolf Tooth's patented Drop Stop ST wide narrow technology provides maximum contact on the drive side of the wide teeth to spread the load and improves chainring life Narrow side allows clearance for mud and debris