Shimano Acera RD-M3020-SGS Rear Derailleur - 7/8 Speed Long Cage Black Weight-224g 42mm valve stem = 35

42mm valve stem = 35 grams

Sit-bone GEL pads relieve soft tissue pressure

Model Scout Description Bike Alarm and Finder Display Mount Water Bottle Cage Bolt Package 10pc POP

- Stretch cuff to easily pull gloves on and off without fumbling for a Velcro strap

Shimano Acera RD-M3020-SGS Rear Derailleur - 7/8 Speed Long Cage Black Weight-224g 42mm valve stem = 35The Shimano Acera RD M3020 rear derailleur features Double Servo technology to provide smooth precise shifting and helps you ride challenging terrain with fewer interruptions. Double Servo mechanism enables the rear derailleur to move in an optimum path Versatile performance and wide compatibility SGS Long cage Rear Der Shifter Compatibility Shimano Mountain Rear Derailleur Mount Type 10x1 Standard Drivetrain Speeds 7 Chain Wrap Capacity (teeth) 45