ELEVN OFFERS OUR NEW ELITE CHROMOLY COG. THIS CHROMOLY REAR COG BUILD TO HOLD UP TO UNLIMITED GATE STARTS, SPRINTS, AND HOLESHOTS FROM USA #1 PROS, OLYMPIC CHAMPIONS, AND ALL AROUND FAST GUYS CONNOR FIELDS AND JORIS DAUDET, SO YOU KNOW THEY CAN TAKE THE POWER.
Features: Heat Treated Chromoly SCM440 treated Shimano compatible and 3/32” Wide 5mm alloy cog base for great contact with cassette body and lock mech.
