IXF mountain bike one hollow tooth plate left and right crank set 9/10 speed modified single disk 34 / 36T 104BCD MTB spare part
Advantages: the use of aluminum alloy, light weight, appearance and fashion, very cool, axial strength, strong compatibility
Axis parameters
Original JIANKUN axis, the supporting ixf tooth disc
hollow one tooth disk axis, for mountain bikes, road cycling bike,folding bike refitting
BSA:68--73mm cups-BC-1.37*24/68mm Chain line:48.5mm
Suit for Shimano, FSA compatible. Giant ATX770 ATX770-D XTC750 and so on
Package:
as the picture you select