SHIMANO XT M8120 Shadow RD+ Direct rear derailleur

Changes: With single-plate (RD-M8100-SGS) and double-plate (RD-M8120-SGS) versions, the DEORE XT rear derailleur allows precise changes over a very wide range of gears. Both have the SHADOW RD + system, damping stops and 13T pulley wheel that make it easier to enjoy quieter outings. Weight of rear changes: RD-M8100-SGS: 284 g, RD-M8120-SGS: 290 g. - SHIMANO SHADOW RD +, Silent transmission to minimize distractions The rear derailleur stabilizer reduces chain click Simple solution for chain fall Lighter and more efficient than roller type chain device. - HYPERGLIDE +, The new HYPERGLIDE + chain and cassette design drives the next generation of MTB driving by improving speed, shifting efficiency and fluidity in any terrain. - Advantages and features - Improved chain gear, greater retention and more fluid pedaling offer more power and confidence in terrain with sudden changes. - The definitive descending and ascending change in both directions encourages the concentration of cyclists and acceleration. - Ultra-efficient transmission with a more fluid powerful transmission favors comfort and reduces cyclist stress. - A wide range of options of gears, cassettes and the possibility of choosing between a single or double front plate to meet a wide variety of preferences, capacities and MTB driving styles. - HYPERGLIDE + will help drive the next generation of mountain bike driving by introducing continuous pedaling on virtually any terrain.This renewed drive system and exclusive chain offer quick change, efficient power transfer and unparalleled chain stabilization. Features: - Change faster and without impact - Low profile design - Extra wide range with double 36-26D front and 12-speed transmission in nearby steps with lower pinion combination -10-45D - Reduction of tension in the rear derailleur and the chain in low gear - New damping stop added to the rear derailleur pulley case - Larger 13D pulley - Fast and precise shifting performance, optimized for face any route - Silent transmission in all driving positions - Stable transmission in rough terrain Specifications: - Axis B Hollow shaft: - Compatible chain: HG 12-speed - Direct coupling (conventional) - Coated link bearings of fluorine: 4 - Lower sprocket Max .: 45T - Lower sprocket Min .: 45T - Max. front difference: 10T - Pulley Pulley bearing G: Sealed Bearing - Pulley Sunken type pulley bolt: - Pulley Teeth: 13T - Pulley Pulley bearing T: Sealed Bearing - Pulley housing: SGS - Rear speeds: 12, (Front double) - Top-Normal Spring Type: SHIMANO SHADOW RD + - Top sprocket Max: 10T - Top Technologies: - SIDE SWING Front Derailleur, Horizontal movement that follows the chain direction Smooth and efficient forward shifting effort