Features:
This part may also fit on 50 - 125cc dirtbike, go-karts and ATV. 
This part will fit almost all of the ATV brands from China. Such as TaoTao, Buyang, Coolsport, Kazuma, Sunl, ROKETA, AIM-EX etc.

Rear Sprocket:
41T Rear Sprocket Cog for 420 Chain
Fit c Trail Bike Dirt Bike Thumpstar
Diameter of Sprocket / Cog : around 17cm (170mm)
Diameter of Centre Hole : around 7.6cm (76mm)
Distance Between Mount Hole(centre to centre) : around 6.5cm (65mm)
Tooth : 41 T

Front Sprocket
Tooth : 16T

Chain:
WITH MASTER JOINT LINK CHAIN JOINER
Model 420
Length around 67cm (670mm)
Links 106 links

Package included:
1 x  Front Sprocket 
1x rear sprocket

1x chain