F-310, Phase 8, Nr. Hero Cycle Ltd. Mangli, Ludhiana - 141 010, Punjab, India
GC/T 6128-1996
types |
outer dia.(mm) |
hole dia.(mm) |
angle |
single angle
dissymmetrical
double angles
symmetrical
double angles |
40 |
13 |
18°22°25°30°
40°45°50°55°
60°65°70°80°
80°90°100° |
50 |
16 |
||
63 |
22 |
||
80 |
22/27 |
||
100 |
32 |