Renthal 2240-520-48GPBU Twinring Heavy Duty Rear Sprocket - Blue - 48T track-systems-idler-wheel The performance driven synthetic leather

The performance driven synthetic leather and mesh upper gives support and ventilation where it's needed

Easy setup preload adjustability

2001 Audi A4 2

77mm diameter mating ring (suits 3" O

000 psi and 1400°F

Renthal 2240-520-48GPBU Twinring Heavy Duty Rear Sprocket - Blue - 48T track-systems-idler-wheel The performance driven synthetic leatherMarketing Color: Blue Material: Aluminum Sprocket Position: Rear Sprocket Size: 520 Sprocket Teeth: 48 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