Round Sprocket for REX 1.2 / 2.2 / 3.2 cranks CNC machined chainrings 2-fold, suitable graded for mountain bikes. Designed for optimum rigidity and perfect shifting performance by newly developed switching profiles and shift ramps. Made from high quality 7075 T6 aluminum for optimum rigidity. The anodized surface ensures a long life and beautiful appearance.
specifications:
Uses: MTB
Material: 7075 T6 aluminum
Spider :5-Arm
Hole circle: 110 mm
Mounting: Outer
Number of teeth: 42
Color: black
weight: 55 g