Bike Headset Bearings 41.8/47/49/52mm Anti-rust Road Bicycle Headset Bearing Repair Accessories

Description: Name: Headset Bearings Inner substance: bearing steel Material: Top Bearing Steel Size: Outer Diameter(Inner Diameter) 41mm(30mm)/41.8mm(30mm)/47mm(34.5mm)/49mm(38mm)/52mm(41mm) Weight: Approx. 25-35g For : Mountain Bike Use: General Headset Bearing Repair Parts Packing list: 1 x Headset Bearings Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. Manual measuring,please allow 1~3mm error,thank you. Features: ['--The bearing is made of quality steel material, anti-rust, sturdy and .', '--Fine machining ensures smooth surface and smooth rotation, fits perfectly with your bike headset.', '--Infiltrating silent ,Useful accessory for replacing old headset of bike.', '--Suitable for the vast majority of all hidden and half hidden and external bearing headset.', '--Size: Outer Diameter(Inner Diameter) 41mm(30mm)/41.8mm(30mm)/47mm(34.5mm)/49mm(38mm)/52mm(41mm)']