1. Aluminum alloy material: Light weight, not easy to rust. Precision and strength far better than the original plastic screws.
2. Dustproof and waterproof: Waterproof penetrates into the bottom bracket.
3. Gorgeous appearance: Multiple craftsmanship creates metallic texture and excellent visual effects.
Body material: Aluminum alloy
Color: Red, Black, Silver Titanium
Diameter of the screw end: (M18)18mm/0.71in, (M20)20mm/0.79in
Net weight: (M18)7g/(M20)8g
1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!
2. Please allow 1-3cm measuring deviation due to manual measurement.
1 X Crank Cover Screw Cap