Park Tool FR-3 Freewheel Remover - Suntour Four-Notch Bikebox The tool is pulled through

The tool is pulled through the frame until the flared ends snap in behind the cup

X-HORIZON straight parallelogram design limits all movement to the horizontal axis

By studying the positions of cyclists' hands

Lifetime warranty for peace of mind

Park Tool FR-3 Freewheel Remover - Suntour Four-Notch Bikebox The tool is pulled throughThe FR 3 is designed to fit the four notch tool fittings found on SunTour freewheels made since 1986. Constructed from heat treated alloy tool steel, the FR 3 features a 1" tool fitting for use with an adjustable wrench, socket, or bench vise. Features Fits 4 notch tool fittings with an approximate outer diameter of 24 mm Fits all SunTour four notch freewheels since 1986 Center bore for axle clearance: 10 mm 1" hexagonal base compatible with a 1"