Shimano XT FC-M8000 Outer Chainring Bolts for 2X Crankset Set of 4 Lumens-400 Rear Derailleur Mount Type 10x1

Rear Derailleur Mount Type 10x1 Standard Rear Der/Shifter Compatibility SRAM 1:1 Cage Length Long Drivetrain Speeds 9 Weight 299 Color Black Chain Wrap Capacity (teeth) 45 Largest Cog 34

7mm square hardened steel chain

Updated design features increased tip and head clearances improved indexing large easy-to-read size marking and color bands for quick size identification

SRAM X01 Chainring Bolts

5-65mm rate (lbs) 450 color red

Shimano XT FC-M8000 Outer Chainring Bolts for 2X Crankset Set of 4 Lumens-400 Rear Derailleur Mount Type 10x1Shimano XT FC M8000 Outer Chainring Bolts for 2X Crankset Set of 4. Shimano Chainring Bolts TECH SPECS Length 9 Color Black Material Aluminum Type Torx