Wheels Manufacturing Aluminum Headset Spacer - 1-1/8" 2.5mm Silver 5-pack CheckoutSpec= 5mm offset Double or Triple Double Double

Double or Triple Double Double or Triple Triple Rear Der/Shifter Compatibility Shimano Road Mount Type Downtube Drivetrain Speeds 9 End Type Shimano/SRAM Front Der/Shifter Compatibility Friction

Engineered lug pattern was specifically designed to integrate with pedal pins

Glass reinforced nylon with stretch polyurethane strap for secure

The GX Eagle shifters for the Eagle 1x12 drive trains are high performance moderate priced and put total control of your gear selection in one hand

Wheels Manufacturing Aluminum Headset Spacer - 1-1/8" 2.5mm Silver 5-pack CheckoutSpec= 5mm offset Double or Triple Double DoubleThreaded adjustment cover enables adjustment of bearing tension in Aheadsets.