Enduro Headset Bearing ACB 4545 137 Stainless 37 x 46.85 x 7 mm: 45 x 45 Product Type_Tires Spindle spacers and kits allow

Spindle spacers and kits allow BB30 cranks to be used in a variety of BB shells

Flat Protection Thorn Resistant ISO Diameter 406 / 20" BMX ISO Width (mm) 32 ISO Width (mm) 33 ISO Width (mm) 34 ISO Width (mm) 35 ISO Width (mm) 36 ISO Width (mm) 37 ISO Width (mm) 38 ISO Width (mm) 39 ISO Width (mm) 40 ISO Width (mm) 41 ISO Width (mm) 42 ISO Width (mm) 43 ISO Width (mm) 44 ISO Width (mm) 45 ISO Width (mm) 46 ISO Width (mm) 47 ISO Width (mm) 48 ISO Width (mm) 49 Labeled Size 20 x 1

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5" 180 mm 15 x 110 mm 44 mm Offset Matte Black GRIP Sweep Adjust

Enduro Headset Bearing ACB 4545 137 Stainless 37 x 46.85 x 7 mm: 45 x 45 Product Type_Tires Spindle spacers and kits allowEnduro Headset Bearing ACB 4545 137 Stainless 37 x 46. 85 x 7 mm: 45 x 45. ABI Headset Bearing for new builds or replacements. TECH SPECS Bearing O. D. (mm) 46. 85 Bearing I. D. (mm) 37 Bearing Type Cartridge Cartridge Bearing Angle 45x45