microSHIFT Acolyte RD-M5185M-B SpringLock Rear Derailleur - 8 Speed Medium Cage BLK SpringLock Chain Retention MPFN-Y1RL98100 Frame protection in high-wear areas

Frame protection in high-wear areas (downtube main pivot seatstay and chainstay)

5" Rear Axle 12mm Thru x 148mm Rim Width (Internal) 35 Tire Type Tubeless Ready Valve Presta Wheel Size 27

model 350 Ratchet front/rear rear (Micro Spline) axle/spacing (mm) 12x142 hole 28 spoke J-bend brake Center Lock color black weight 253g

Model Icon Shape Round Grip Color Blood Marble Clamp Color Onyx Length 136mm Diameter 31

Rotor Size (mm) 140Pad Compatibility All Pad CompoundsRotor Type One PieceWeight 100Hub/Disc Compatibility 6-Bolt

microSHIFT Acolyte RD-M5185M-B SpringLock Rear Derailleur - 8 Speed Medium Cage BLK SpringLock Chain Retention MPFN-Y1RL98100 Frame protection in high-wear areasmicroSHIFT Acolyte RD M5185M B SpringLock Rear Derailleur 8 Speed Medium Cage Black SpringLock Chain Retention. The heart of this microSHIFT Acolyte derailleur is the innovative SpringLock system. By pairing a customized linear rate high tension spring and a dual stage activation mechanism weve developed a system that can provide substantial chain security when you need it and can be turned off when you dont. To engage the clutch turn the engagement