Specifications

Retainer cage for bicycle parts 1/4" series
1.all sizes
2.high precision ball
3.used in bicycle, ball bearing

   Retainer cage for bicycle parts  1/4" series

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