Perfectly suited to a wide variety of MTB applications, the SHIMANO DEORE XT M8000 derailleur deliver race-worthy performance without breaking the bank. The M8050 DI2 version offers the digital precision of SHIMANO electronic shifting. FEATURES: Accurate and stable shifting in any condition Instant response Customized shift speed within Multi-shift Powerful shifting Seamless gear change even under high load Smart and efficient gear selection with SHIMANO SYNCHRONIZED SHIFT Single lever operation Rider-programmable shift mapping MODEL NO RD-M8050-GS SERIES DEORE XT M8050 Series Color Series color Average weight 319 Remarks * w/o Bracket spec available. ** The Di2 system limits cross chain to prevent a chain from getting loose. Rear speeds 11 Compatible chain LINKGLIDE, HG 11-speed Top-normal spring type|SHIMANO SHADOW RD+ ✔ Mount|Direct attachment (conventional) ✔ Mount|Direct mount X* Max. front difference 10T Total capacity 35T ** Low sprocket|Max. 42T (2x11-speed), 46T (1x11-speed) Low sprocket|Min. 40T Top sprocket|Max. 11T Top sprocket|Min. 11T Fluoric coated link bushings 4 Pulley|Guide pulley bearing Sealed Bearing Pulley|Tension pulley bearing Sealed bearing Pulley|Teeth 11 Pulley|Sunken type pulley screw ✔ B-axle|Hollow axle ✔ B-axle 2|Hollow axle ✔ Di2 connectivity wired|Di2 shifting ✔ SD50 port (pcs) 1 SD300 port (pcs) 0 SD50 connector (pcs) 0 SD300 connector (pcs) 0