15T 420 chain Front Sprocket cog 17 mm Shaft Pit/Trail/Dirt bike ATV Quad bike

Brand New Front Sprocket ; Fits 420 Chain ;

for 110cc 125cc 140cc 150cc Pitpro, Atomik, Thumpstar ; etc Chinese ; Dirt bikes Quad Bikes

Measurement: ;

15 T ; center hole diameter in between the grooves -- 17mm ; ;