Sunrace RD-M37 7-Speed Rear Derailleur with Polymer & Steel Components 2528 and minimal rolling resistance at

and minimal rolling resistance at high speeds

With a maximum sprocket size of 16t

- Size: 3/8x26x126 mm

making it easy to grab essentials quickly without stopping

Sunrace RD-M37 7-Speed Rear Derailleur with Polymer & Steel Components 2528 and minimal rolling resistance atUpgrade Your Mountain Biking Performance with the Sunrace RD M37 Rear Derailleur 7 Speed, Mid Engine Polymer & Steel Construction Maximize your bike's shifting efficiency and durability with the Sunrace RD M37 Rear Derailleur, a reliable choice for serious mountain bikers and cycling enthusiasts. Engineered for durability and performance, this 7 speed derailleur is designed to handle rugged trails and demanding terrain. Premium Materials and