The park tool pin spanners are designed to give maximum usefulness and versatility at the best value tough high carbon tool steel is used to ensure long life and the handles are vinyl coated for a great grip and color coded for easy identification the red handled spa 2 fits adjusting cones on most freewheels and one key release rings on crankarms dura ace xtr etc park tool spa2c pin spanner features the spa 2 with red handle will fit one key release retaining rings on shimanore