Renthal 224U-520-46GPSI REN Rear Sprockets engine-valve-train-cam-chain-tensioners Photochromic lenses start out clear

Photochromic lenses start out clear and darken to smoke when in bright sunlight

1997-1998 KTM 620 RXC

2014-2017 Honda CB500F ABS

Removable taped seam liner

Set-In collar with front cover stitching

Renthal 224U-520-46GPSI REN Rear Sprockets engine-valve-train-cam-chain-tensioners Photochromic lenses start out clearRenthal UltraLight Rear Chainwheels are CNC machined from 7075 T6 aluminum to extremely tight tolerances, 66% lighter than steel. Computer engineered and tested to ensure a precise fitment, concentricity and load dispersion with tooth profiling to provide maximum power transfer. A combination of high strength base material, cutting edge manufacturing methods and exceptional hardwearing surface treatments its clear to see why Renthal's light weight all