Enduro Headset Bearing ACB 4545 137 Stainless 37 x 46.85 x 7 mm: 45 x 45 EA Headset Bearing

ACB 4545 137 SS-BAG Enduro Headset Bearing ACB 4545 137 Stainless 37 x 46.85 x 7 mm: 45 x 45 Headset Bearing EA Cartridge Bearing Angle 45x45 Bearing I.D. (mm) 37 Bearing Type Cartridge Bearing O.D. (mm) 46.85