2015 Jack shaft kit/2 stroke 80cc gas bicycle engine kit

Jackshaft kits.

Including:

1:block pad
2:flywheel
3: bearing
4:bearing
5:middle-mounted plate
6:right and left-mounted plate
7: right and left-mounted plate
8:crankshaft
9:gasket and pin of crankshaft
10:gearwheel
11: pinion
12:optic axis
13:U bolt
14:U bolt
15:sprocket sets
16:crank(left side)
17:crank(right side)
18:chain sets

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