This is a set of 6 spacers for fine adjustment of the crevice of the headset.
Made of lightweight aluminum alloy, it is more durable than resin and will last for a long time.
Can be used to adjust headset clearance.
Main Specifications:
Material: Aluminum alloy
Thickness: 0.01 inch (0.3 mm), 3 pieces: 0.02 inch (0.5 mm), 0.04 inch (1.0 mm), 0.08 inch (2.0 mm), 1 each of 6 pieces.
Size: Inner Diameter: Approx. 1.1 inches (28.7 mm), Outer Diameter: Approx. 1.3 inches (34.0 mm)