DLLL Bike Bicycle Cassette Flywheel Freewheel Lockring Remover Removal Repair Tool fits for Shimano,Fsa,Raceface,Truvative And other systems of five square hole through the outer cover 20 teeth 100% Brand new and high quality Heavy Duty Metal construction This Bottom Bracket Remover allows you to use the Link with a more common hand tool. Fit for any Branded bottom Bracket. Suitable for any 20 Teeth splined type bottom bracket Tool can be used with a 24mm Socket, Wrench or Adjustable Spanner