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Not compatible with Shimano 12s or Sram 12s road chains
24mm spindle
Crafted with aluminum for weight savings Tooth Count 30 Drivetrain Speeds 12 Round or Oval Round Material Aluminum Color Black Defined Color Black keyword search FC-M6130-1 Direct Mount Type Direct Mount Shimano Size 30T
Simulate real road pattern such as cobblestone
Shimano Altus RD-M310 Rear Derailleur - 7 8 Speed Long Cage Black MFPN=00.5318.009.003 Not compatible with Shimano 12sThe 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 Largest Cog 34 Color Black Rear Der Shifter Compatibility Shimano Mountain Rear Derailleur Mount Type 10x1 Standard
