Other

- Designed for use with MRP ISCG-05 boomerang chain guide systems - Adapts ISCG-05 compatible chain guide to fit BB-mount (flange/lockring)

Utilizing MRP's patented integrated skid, the XCg tucks neatly behind your crankset and protects those costly chainrings from damage. The replaceable nylon skid glides over rocks and obstacles. - Two sizes, 32t and 36t - Great accessory to protect costly chainrings - Integrated skid protects chainrings and glides over rocks and obstacles - 88g (XCg V2 32t, ISCG-05 model)