Wolf Tooth Direct Mount Chainring - 38t, SRAM Direct Mount, For SRAM 3-Bolt, 6mm Offset, Drop-Stop, Flattop Compatible, Black Rear Derailleurs - TZ-2118 is expandable from

- TZ-2118 is expandable from 60-80cu inches

154363-Q0-L

125822-Q0-L

UPC: 810415010132

Each light uses 2x `CR2032` batteries (included)

Wolf Tooth Direct Mount Chainring - 38t, SRAM Direct Mount, For SRAM 3-Bolt, 6mm Offset, Drop-Stop, Flattop Compatible, Black Rear Derailleurs - TZ-2118 is expandable fromDirect mount rings designed for SRAM cranks with removable spiders. This chainring is equipped with the patent pending Drop Stop asymmetrical tooth design for the best in wear life, mud clearance, and chain retention. Drop Stop chainrings are designed for use with 1x9, 1x10, 1x11 and 1x12 drivetrains Compatible with all 10 , 11 , and 12 speed chains, with the exception of Shimano 12 speed chains Shimano 12 speed chains require the use of Wolf Tooth's