Shimano Deore FC-M6000 Chainring Fixing Bolts Description: The Shimano Deore FC-M6000 Chainring Fixing Bolts are a factory replacement part that will attach a chainring to select Shimano cranksets. Installing these screws with the proper torque will ensure the chainring will not come loose during operation. Features: Alloy chainring screws that are designed to attach either an outer chainring of a 2x setup or the chainring for a 1x drivetrain to select Shimano cranksets Each order includes 4 screws, which is enough to attach one chainring to the crankset See compatibility tab for full list of compatible cranksets Specifications: Drive Type: 1x | 2x Speed Compatibility: 10 Speed | 11 Speed | 12 Speed Material: Aluminum Quantity: 4 Screw Screw/Bolt Size: M8 Length: 8.5mm Color: Black Weight: -