Crisp shifting
"Bought as a replacement for the RD-RX810, the jockey wheel cage of which had failed. Needed to shorten the chain. Not sure why. Shifts more precisely though. Cage looks more robust; so will hopefully withstand tandem power."
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Shimano GRX RD-RX812 GRX 11-speed rear derailleur; Shadow+ single
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£76.72
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£109.99
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- Shimano GRX, with its gravel specific ergonomics, optimized gearing options, rugged reliability, and quiet and stable drivetrain, sets itself apart from the rest of the component world
- Low profile Shadow Plus design 11-speed rear derailleur for fast and precise shifting performance
- Shadow Plus uses a chain stabilising switch that when on will reduce chain bounce in rough terrain maintaining more stable drive and shifting
- High tolerance cold forged aluminium link plates and body construction is extremely light and durable
- Compatible with 11-speed HG chains
- Wide gear ratio compatible up to 11-42T
- For use with single chainset
- Weight: 267 g
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Overall rating: 5.0 / 5 from 6 reviews.
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Grx rear mech
"Awesome service, great rear mech and best price about"
Quality item at a great price
"Will be coming back to you for more as your prices are great and delivery so fast! Thanks!!"
Another great Shimano product. Silent
"Another great Shimano product. Silent and sharp shifting as may be expected from the 800 series."
Great item Works on my
"Great item Works on my 10 speed deore 11-42T cassette with Tiagra shifters.. needs fine Bscrew adjustment.."
Great price
"Great price"