Shimano TL-FC39 Chainring Installation Tool for DU-EP800 / E8000 / E7000

The Shimano TL-FC39 chainring installation tool - for STEPS E-Bike cranksShimano TL-FC39 is a locking ring tool for STEPS e-bike cranks or chainrings. This is an attachment with a tooth profile that must be used in combination with another tool, such as th