Headset Bearings. Bearing kits. Bearing ID: 40mm. Bearing OD: 51.9mm. Bearing Thickness: 8mm. Material: Stainless Steel. Angle / Chamfer (Deg): 45 / 45. Inner x Outer x Depth (mm): 40 x 51.9 x 8.
ACB519H8 Headset Bearing 40 x 51.9 x 8 Chamfer 45/45 Angular Contact
Bicycle Headset bearing ACB519H8 - 40x51.9x8mm - 45°x 45° Deg
45° Bicycle General Headset Bearing 39mm 41mm 41.8mm 43.8mm 46.9mm 49mm 51.9mm 52mmmm ACB519H8 Mountain Bike Repair Bearings(MH-P08 (41.8mm))
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