New 53/39 tooth two speed chainwheel crankarm set for road bikes, racing and touring.

Square taper drive. Distance from centre of crank to centre of pedal hole 175mm.

Aluminium alloy arms with removeable steel gear rings. Silver plastic screw-in nut covers included.

To take 9/16" pedal thread

To marry with 1,5/6/7/8 speed rear gear with 3/32" chain.

Outside diameter of large gear 220mm, and smaller gear 162mm.

Pitch circle diameter of chainwheel fixing screws 130mm.

Weight 904g

Personal collection from B98 7YR is available. Delivery to all UK. Please ask for price to Channel Islands before ordering.