1-3/8" Ball Bearing - 1/2 diameter integrated 1 Long Axle Bicycle Bearing 🟢 Radial Clearance: C3 -

🟢 Radial Clearance: C3 - high-speed optimized

Bolt Size: M33

Ball Bearings for Zipp 303 (through 2008) Front HUB

Equal NTN 6007ZZ

1-3/8" Ball Bearing - 1/2 diameter integrated 1 Long Axle Bicycle Bearing 🟢 Radial Clearance: C3 -1 3 8" Inch Ball Bearing with 1 2" diameter integrated 1 2" Inch (12. 7mm) Pin Diameter 1 2" x 1 3 8" x 1" Inch 1 3 8" inch (34. 92mm) Ball Bearing with 1 2" inch (12. 7mm) diameter integrated 1" inch (25. 4mm) Long Axle, Pin Diameter is 1 2" inch, Bearing Outer diameter is 1 3 8" Inch (34. 92mm), and Width of the assembly is 1" Inch (25. 4mm Long), made from durable 52100 alloy steel, commonly known as chrome steel. 1 2" x 1 3 8" x 1" Ball Bearing