Park tool hanger cup pin spanner spa1park tool pin spanners have been designed to give maximum usefulness and versatility at the lowest possible cost tough high carbon tool steel is used on each tool to ensure long life handle is vinyl coated to give a good grip each pin spanner is color coated for easy recognition featuesfits adjusting cup on many adjustable type bottom brackets round pin ends have a diameter of 29mmbuy park tool workshop tools from chain reaction cycles the worlds larg