G-Form pads are known for their comfort and performance

Repositioned cage lock button - it's now tucked away to keep it out of the trail debris

Freehub mounting style: The cassette mounts to SRAM XD Drivers via the included Sunrace splined adaptor

Featuring Fuel v

Industrial tool steel

Shimano GRX RD-RX812 Shadow+ 11 Speed Rear Derailleur - Rear Derailleur - 11 Speed - Black - Mid Cage - 42T Max Images Uploaded - Ready for Review G-Form pads are known forWith an integrated chain stabilizer mechanism, the SHIMANO GRX derailleur provides a quieter experience and shifting security and precision on mixed terrain. For rides on smooth surfaces, the derailleur features and ON OFF switch for the chain tensioner. The RD RX812 rear derailleur is compatible with mtb cassettes with a 42T low sprocket max.