PARK TOOL CRS-15. 2 CROWN RACE SETTING SYSTEMThe Park Tool CRS-15. 2 Crown Race Setting System uses two different insert rings to install races on 1. 5" and 1. 25" forks. The aluminum inserts spare the bearing from taking a direct hit from the CRS-15. 2. To use the CRS-15. 2, just use a hammer and tap firmly on the end cap of the tube to seat the race into the proper place. The CRS-15. 2 comes with an extension that allows the tool to work on steer tubes up to 425mm long. Features Works with both 1. 5" and 1. 25" steer tubes Comes with a steer tube extension that works with steer tubes up to 425mm long | Park Tool | Crs-15. 2 Crown Race Setting System Silver