Renthal 1230-520-49GPBK Twinring Heavy Duty Rear Sprocket - Black - 49T tires-wheels-spokes-front-spoke-sets Features a block off cap

Features a block off cap for the stock crossover pipe and a performance muffler which easily turns the stock system into a 2-into-1

Includes a urethane chain strip

Replaces #OEM 512059518

Chromed steel overhead oil line sets include crossover line and crankcase-to-rocker box line

Renthal 1230-520-49GPBK Twinring Heavy Duty Rear Sprocket - Black - 49T tires-wheels-spokes-front-spoke-sets Features a block off capMarketing Color: Black Material: Aluminum Sprocket Position: Rear Sprocket Size: 520 Sprocket Teeth: 49 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