Shimano DEORE M5120 M4120 M3100 M5100 M6100 SGS Rear Derailleurs Mountain Bike 9S 10S 11S 12S MTB SHADOW Bike Parts Original

Note:RD-M3100-SGS and RD-M4120-SGS do not have Lock,RD-M5120,RD-M5100 and RD-M6100 have lockSHIMANO DEORE  RD-M5120 SGSRD-M5120-SGS NEWSHIMANO DEORE - Rear Derailleur - SHIMANO SHADOW RD+ - 2x11, 1x10, 2x10-speedUtilizing the SHIMANO SHADOW RD+ design, the SHIMANO DEORE M5120 rear derailleur delivers consistent MTB shifting performance over rough terrain. The low profile design avoids damage from rocks whiles SHIMANO's chain stabilizing technology reduces chain drop and makes for a quiet drivetrain in all gear positions.Stable drivetrain on the trailLow-profile design avoids damage from rocksChain stabilizer reduces chain drop, slap and noiseSilent drivetrain in all gear positionsDecreased rear derailleur and chain tension in low gearMax. low sprocket42T (2x11/10-speed), 46T (1x10-speed)RD-M3100-SGS NEWSHIMANO ALIVIO - Rear Derailleur - SHIMANO SHADOW RD - 9-speedThe SHIMANO ALIVIO M3100 rear derailleur delivers a low profile design that lets you ride aggressively with fewer interruptions thanks to its SHIMANO SHADOW design.Low-profile designTotal capacity: 45TMax. low sprocket: 36TAdjustment barrelRD-M4120-SGSSHIMANO DEORE - Rear Derailleur - SHIMANO SHADOW RD - 2x10/11-speedUsing a low profile SHIMANO SHADOW RD design, the SHIMANO DEORE M4120 derailleur is perfect for 2x10 and 2x11-speed MTB riding.For 2X11 and 2x10-speedLow-profile design avoids damage from rocksPRODUCT SPECIFICATIONSMODEL NORD-M4120-SGSSERIESDEORE M4100 SeriesColorSeries colorCompatible chainHG-X11 11-speed HG-X 10-speedTotal capacity41TB-axle_Hollow axle✔B-axle 2_Hollow axle✔Mount_Direct attachment (Conventional)✔Mount_Direct Mount✔Fluoric coated link bushings3Low sprocket_Max.42TLow sprocket_Min.42TMax. front difference10TPulley_Sunken type pulley bolt✔Pulley_Teeth11TPulley cageSGSTop-normal spring type_SHIMANO SHADOW RD✔Top sprocket_Max.11TTop sprocket_Min.11TRear speeds11/10RD-M5100-SGSSHIMANO DEORE - Rear Derailleur - SHIMANO SHADOW RD+ - 1x11-speedUtilizing the SHIMANO SHADOW RD+ design, the SHIMANO DEORE M5100 rear derailleur deliversconsistent MTB shifting performance over rough terrain. The low profile design avoids damagefrom rocks whiles SHIMANO's chain stabilizing technology reduces chain drop and makes for aquiet drivetrain in all gear positions.FEATURES1x11-speed SHIMANO SHADOW RD+ rear derailleurStable drivetrain on the trail》Low-profile design avoids damage from rocks》Chain stabilizer reduces chain drop, slap and noiseSilent drivetrain in all gear positions》Decreased rear derailleur and chain tension in low gear》Bigger 13T pulleyPRODUCT SPECIFICATIONSMODEL NORD-M5100-SGSSERIESDEORE M5100 SeriesColorSeries colorCompatible chainLINKGLIDE, HG 11-speedTotal capacity40TB-axle_Hollow axle✔Mount_Direct attachment (Conventional)✔Fluoric coated link bushings7Low sprocket_Max.51TLow sprocket_Min.51TMax. front difference0TPulley_Sunken type pulley bolt✔Pulley_Teeth13TPulley cageSGSTop-normal spring type_SHIMANO SHADOW RD+✔Top sprocket_Max.11TRD-M6100-SGSSHIMANO DEORE - Rear Derailleur - SHIMANO SHADOW RD+ - 1x12-speedThe 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 noise