Shopsimple Bike Bicycle Crankset Crank Puller Remover Repair Wrench Handle Spanner Tool Applicable to the side the mouth of the tooth plate and the crank side axis. Send an afterburner handle (thin, force when even more to prevent the force damage). Two parts, the black "caps," white "ejector" Two used in conjunction with, easy to get the crankset crank! This crank remover tool is very easy to operate and ideal for any bike crank home repairs.