PARK TOOL CRS-1 CROWN RACE SETTERWITH SIX INSERTSIf you get a new fork for your bike, then chances are you'll need to install a crown race on that fork. The Park Tool CRS-1 Crown Race Setter offers six inserts with which to install the fork crown race. The bearing surface is spared a direct hit by using different inserts to ensure a proper fit on the race. All you have to do is choose the correct insert, slide the tube over the steer tube, and then use a hammer to tap firmly on the end cap to seat the race. The CRS-1 set includes one universal setting tube, three 1" inserts, and three 1-1/8" inserts. The CRS-1 will work on forks of 340mm column length or less. Features Comes with three 1" inserts and three 1-1/8" inserts Works with 340mm column lengths or less Manufacturer's Part No: CRS-1UPC: 763477002181Related articles: Threadless Headset Service | Park Tool | Crs-1 Crown Race Setter For 1" And 1-1/8" Headsets