Front 3/16" x 6 Ball & 1/4" x 6 Ball Rear Bike Wheel Bearing Set 

• You are buying a set of front and rear bike Steel caged wheel bearings with cups / cones and wheel nuts
• Front Bearings: 3/16" x 6 balls (20mm outer diameter) for 5/16" or 3/8" axles
• Rear Bearings: 1/4" x 6 balls (25mm outer diameter) for 10mm or 3/8" axles
• Front Cups: 24mm diameter
• Rear Cups: 29mm diameter
• Front Wheel Nuts: for 3/8" axles
• Rear Wheel Nuts: for 3/8" axles
• Front Cones: for 3/8" axles (Lock nuts not supplied)
• Rear Cones: for 3/8" axles (Lock nuts not supplied)
• Weight: 165g approx