GRX REAR DERAILLEUR, RD-RX812, 11 SPEED, TOP NORMAL, SHADOW PLUS DESIGN, DIRECT ATTACHMENT, W/OT-RS900(BLACK) 240MMx1, LONG NOSE CAP x 1

WITH THE GRX RD-RX812 REAR DERAILLEUR BY SHIMANO YOU CAN SHIFT RELIABLY OFF-ROAD

With the Shimano GRX RD-RX812 rear derailleur you can shift smoothly and quietly on rough terrain. An adjustable chain stabilizer and the Shimano Shadow RD+ technology counteract chain slapping and dropping. Use this rear derailleur when riding an 11-40 or 11-42 cassette.

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