Park Tool Pin Spanner Wrench
Park Tool Pin Spanner Wrench, Working on freewheels and bottom brackets doesn't have to break the bank. The Park Tool Pin Spanner Wrench gets the job done with high-carbon tool grade steel and a comfortable nylon handle at the lowest cost possible. The green SPA-1 pin spanner is ideal for a large range of adjustable bottom brackets using a 2. 9mm round pin end while the red SPA-2 pin spanner is a little more picky working only for one-key release retaining rings on Shimano and Campagnolo or for adjusting cones on freewheels clusters and features a 2. 3mm pin diameter on the end.