Shimano Alivio Alivio M3100 rear derailleur, 9-speed, Shadow design, SGS long cage

Rear Derailleur Mount Type: Shimano Rear Direct Mount , 10x1 Standard. Chain Wrap Capacity (teeth): 45 teeth. Largest Cog: 36 Drivetrain Speeds: 9 Cage Length: Long. Super low profile Shadow RD technology. The Shimano Alivio RD-M3100 Rear Derailleur features Shadow RD technology to keep the derailleur safe from trail obstacles.

Auto Part Position: Rear, Bottom. Item Weight: 100 Grams. Material: plastic. Color: Black. Brand: SHIMANO. Date First Available: July 9, 2020. Best Sellers Rank: #154,791 in Sports & Outdoors. Customer Reviews: 4.7 out of 5 stars 207 ratings 4.7 out of 5 stars. : B08CGYD213. Sport Type: ?Cycling. Size: ?standard size. Included Components: ?1 x Shimano Alivio RD-M3100 rear derailleur. Model Year: ?2021. Part Number: ?ERDM3100SGS. Manufacturer: ?Shimano. Number of Items: ?1. Suggested Users: ?unisex-adult. Material: ?plastic. Color: ?Black. Model Name: ?Rdm3100sgs. Brand Name: ?SHIMANO. Item Weight: ?100 Grams. Item Dimensions LxWxH: ?6.69 x 4.33 x 3.94 inches. Package Weight: ?0.2 Kilograms. Item Package Dimensions L x W x H: ?6.54 x 4.17 x 3.86 inches.