Feature

●The outer headset is made of aluminum alloy, with T6 heat treatment, CNC technology, lightweight and constant strength, built-in ball bearings, efficient operation and long lasting quiet
●Metal bearings are 360° rotation, high accuracy, high speed, and fit the front tube smoothly, freely and accurately
●Integrated seal bearings keep lubricants within the bearing dust and waterproof, extend service life, suitable for harsh riding environments
●The rubber waterproof loop is made of high quality rubber, with an added layer of waterproof loops to the cover of the headset, preventing corrosion, water, sand and long life


Description

Features:
1.The outer diameter of the top end of the standard taper tube is 28.6mm, and the outer diameter of the bottom end is 39.8mm/1.6inch. Or the outer diameter of the top end of the standard straight tube is 28.6mm/1.1" and the outer diameter of the bottom end is 30mm/1.2".
Specifications:
Item Type: Bicycle Double Bearing Headset
Material: Aluminum Alloy
Specifications: approx. 41.8-52mm/1.6-2.0" (Straight Tube and Tapered Tube Universal)
Applicable Status: Frame Head Tube: Upper Tube Inner Diameter 41.8mm/1.6", Lower Tube ID 52mm/2.0" Front tube: top outer diameter 28.6mm/1.1inch, bottom outer diameter 39.8mm/1.6inch Taper tube: top outer diameter 28.6mm/1.1inch, bottom outer diameter 30mm/1.2inch
Applicable measurement instruction: (4 same data can be applied)
Inner diameter of the upper tube and inner diameter of the lower tube to get the inner diameter of the upper tube and lower tube of the frame;
The top and bottom outer diameter are outer diameter of the top and bottom end of the front tube.

Package List: 1 x Sunflower Top Cover Kit 1 x Headset Cover 1 x Emergency Loop 1 x Upper Bearing 1 x Lower Bearing 1 x 30mm Bottom File 1 x 39.8mm Bottom File