ROTOR Ultra Lightweight Road Cassette (11 Speed) Size:11-30 we relaunched the Impero Ultimate

we relaunched the Impero Ultimate merging high tech modern materials and manufacturing with the full aluminum construction and durability that was a hallmark of the original Impero

With a new measurement circuit

The AM30 was created no differently

Carbon fiber injected construction

Includes Star Plugz (Anodized Black) in the box

ROTOR Ultra Lightweight Road Cassette (11 Speed) Size:11-30 we relaunched the Impero UltimateHigh strength steel and 7075 heat treated aluminium. Compatible with: Shimano SRAM freehub bodies. Compatible with Shimano and SRAM 11s groupsets. Please note: this cassette is recommended only for lighter riders and not for race use. Specifications 11 speed compatible only Mfr Claimed Weight 135g (11 28) 165g (11 30) 168g (11 32)