Bearing Headset Aluminum Alloy Mountain Bike Headset for Cone Straight Tube Fork

Aluminum Alloy Material: Made of high quality aluminum alloy material, light weight, not easy to deform, and extend the service life. Steel Sunflower: Steel star nut is light in weight and has high strength, exquisite workmanship, beautiful appearance, service life. Double Bearing Structure: The upper and lower double bearing structure of the headset is and unimpeded, labor saving and easy to . Item Type: Headset Product Material: Aluminum Alloy + Steel Weight: Approx. 141g Celsius 5.0oz Headset Outer Diameter: Approx. 44mm Celsius 1.7in Head Tube Inner Diameterr: Approx. 55mm Celsius 2.17in Application: Cone Tube Fork and Straight Tube Fork