Rear derailleur Shimano DEORE RD-M6100 1x12-speed

The all-new SHIMANO DEORE M6100 rear derailleurs deliver advanced shifting performance with decreased tension in the low gear position. Larger 13T pulleys increase efficiency and chain management while compatibility with SHIMANO's new 12-speed cassettes boosts range.1x12-speed SHIMANO SHADOW RD+ rear derailleurFast and precise shifting for modern mountain bikingSilent drivetrain in all gear positionsDecreased rear derailleur and chain tension in low gearBigger 13T pulleyStable drivetrain in rough terrainLow-profile design avoids damage from rocksChain stabilizer reduces chain drop, slap and noiseHollow axle Compatible chain: HG+ 12-speedDirect attachment (Conventional) Fluoric coated link bushings: 7Low sprocket_Max: 51TLow sprocket_Min: 51TSunken type pulley bolt Pulley_Teeth : 13TPulley cage: SGSRear speeds: 12Top-Normal spring type_SHADOW RD+ Top sprocket_Max: 10TTop sprocket_Min: 10TTotal capacity: 41TSHADOW RD+ - Less distraction quiet drive train. Rear derailleur stabilizer reduces chain slap. Simple solution for chain drop. Lighter and more efficient than roller type chain device