Park Toll SPA-1, SPA-2 Pin spanners The green handled SPA-1 fits adjusting cup on many adjustable type bottom brackets. The pin ends are round with a diameter of 2. 9mm. Park 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. The red handled SPA-2 will fit one-key release retaining rings on Shimano(R) and Campagnolo(R) cranksets and the adjusting cone on most freewheel clusters (not freehubs). Adjusts to a wide range of pin hole widths. Pin diameter is nominally 0. 090" (2. 3mm). 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. Features Vinyl coated for good grip High carbon steel is super durable SPA-1 round pin ends are 2. 9mm diameter SPA-2 round pin ends are 2. 3mm diameter Related Articles: FREEWHEEL-DESTRUCTIVE REMOVAL CRANK REMOVAL AND INSTALLATION: SELF EXTRACTING BOTTOM BRACKET SERVICE: ADJUSTABLE TYPE CHAIN TENSION TANDEM FRONT END Manufacturer's Part No: SPA-1, SPA-2 UPC: 763477006738, 763477006752 | Park Tool | Spa-1 And Spa-2 Pin Spanners Spa-2, Red