Shimano Altus RD-M310 Rear Derailleur - 78 Speed Long Cage Silver

SKU: RD3100

Regular price
$31.00
Sale price
$31.00
Regular price
$31.00
Expected Ship Date: Mon May 25
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Description
Shimano Altus RD-M310 Rear Derailleur - 78 Speed Long Cage Silver. The Shimano RDM310-Smart rear derailleur has a Wide Link design for increased rigidity and precise shifting.
  • Oversized 15-tooth tensioner and 13-tooth guide pulleys reduce noise and wear
  • SMART CAGE pulley plate provides more ground clearance
  • Advanced light action with precise shifting
  • Compatible with Shimano HG 6/7/8 speed chains
    • TECH SPECS
    Largest Cog 34
    Color Silver
    Rear Der/Shifter Compatibility Shimano Mountain
    Rear Derailleur Mount Type 10x1 Standard
    Drivetrain Speeds 7
    Drivetrain Speeds 8
    Weight 326
    Chain Wrap Capacity (teeth) 43
    Cage Length Long

    Product Images Disclaimer
    Product images are for reference only and may not reflect the exact specifications, color, or components of the item offered for sale. Please refer to the product description and specifications for the most accurate details. If you have questions before purchasing, contact us and we’ll be happy to confirm.

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    Born from a lifelong passion for all things bikes, AMG Cyclery is a small, family-run bike shop and community hub in Seaside, California. Founded by Alex and Alisa Gonzales, we believe cycling is for everyone — whether you’re chasing personal bests, heading out for a Sunday cruise, or just discovering two wheels for the first time. We build bikes that fit your style, service them with precision, and welcome every rider who walks through our doors. With a focus on community, craftsmanship, and riding culture, our shop has even been featured on The Radavist — a reflection of the unique bikes and vibrant energy you’ll find here.