Renthal 1230-520-50GPBK Twinring Heavy Duty Rear Sprocket - Black - 50T electrical-radio Pins are flush on the

Pins are flush on the outer side

MKX 2012-2007

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High quality neoprene rubber dust boots

-18 x 7/8in

Renthal 1230-520-50GPBK Twinring Heavy Duty Rear Sprocket - Black - 50T electrical-radio Pins are flush on theMarketing Color: Black Material: Aluminum Sprocket Position: Rear Sprocket Size: 520 Sprocket Teeth: 50 Unique flat face design keeps weight to a minimum and means the TwinRing is as narrow as a regular chainwheel. Inner Ring is high strength Ultralight 7075 T6 Aluminum. Outer Ring is Electroless Nickel Coated steel. Outer is expanded at 200C and then fitted to inner, creating a permanent bond for the life of the sprocket. Precision CNC machined to