Park Tool FR-4 Atom Splined Freewheel Remover

Park Tool Freewheel Removers are made from durable, heat treated alloy tool steel for long life.

• Thin wall construction allows use without removal of cones and locknuts
• One inch base fits wrench or bench vise
• Fits Atom, Regina, splined Zeus, and some Schwinn Approved freewheels
• Features 20 splines and is approximately 21.6mm in diameter