Specifications

3/" Deep Groove Ball Bearings balls
1.all sizes
2.high precision ball
3.used in bicycle, ball bearing

  Deep Groove Ball Bearings balls

1.also named as 

 Bicycle ball retainer, Bearing retainer, Bike ball frame,  bicycle parts, retaining rings, ball  rack, bearing roller etc.

2.Material of the ball:

  carbon steel, stainless steel, chrome steel ball

3.Material of the bearing retainer/ roller:

     Plastic: PA46, PA66, glass fibre reinforced nylon, engineering plastics, etc

   Metal: steel 

1/4" Series steel ball retainer with chrome steel ball

size	1/4“×6
size	1/4”×7 for front and rear hub
size	1/4”×9 for BB cups
size	1/4“×11 for rear coaster brake

 

 

7/32" Series steel ball retainer with chrome steel ball

size	7/32" × 8
size	7/32" × 10

 

 3/16" Series steel ball retainer with chrome steel ball

 

size	3/16" × 7  for front and rear brake
size	3/16" × 9

 

5/32" Series steel ball retainer with chrome steel ball

 

size	5/32" ×16 for head parts(fork fittings)

 

5/16" Series steel ball retainer with chrome steel ball

size           5/16" × 7  for opc BB cups

size             5/16" × 9 for opc BB cups

More information of the steel ball products you may looking for