Description: - The bowl cover is made of high quality hard aluminum alloy steel. - The screw is 304 stainless steel. - Light weight and durability. - Stem headset top cap cover, universal headset cap for MTB road bike bicycle. - These have absolutely simple and elegant design, just nice, solid color. Specification: - Materia: Aluminum Alloy - Size:Suitable For: 1 1/8" (28.6mm) Steerer Fork - The Cover Diameter: Approx. 31.8 mm / 1.25 inch - Screw Diameter: Approx. 6 mm / 0.24 inch - Screw Length: Approx. 30 mm / 1.18 inch - Color: Gold, Blue, Red, Black Package Includes: 1 Piece Bicycle Headset Top Cap 1 Piece Bolt Screw Note: Please allow slightly difference due to manual measurement. Color may be slightly different since different monitor. Thanks! We greatly appreciate you for choosing our shop. Please check the details of our products in the description carefully before your purchase. Thanks!