Bicycle HUB Series
Coaster Brakes Series
Head Parts Series
B.B.Axle Series
Freewheel Series
Model:HR-37
Models
Axis
Total open stalls
Antler distance
Spoke Hole
Spoke Distance
Number
Weight
Box Regulation
HR-37
3/8*26T
130、135
55
16、20、28、36
44
50
18/19
31*23*26
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