420 Chain Sprocket 13T Front Sprocket 17mm Compatible with 50cc 70cc 90cc 110cc 125cc 140cc15cc 160cc Lifan Loncin Dirt Bike, ATVs, Go Kart Sprocket

It is applicable to 420 Chain Master Link / Countershaft width 17mm . The method to distinguish 420 and 428 sprockets is to measure their thickness
Material: 45# Steel，Has high strength and deformation resistance.
Gifts Octagonal wrench：Different sizes on both sides, Only '10 cm/3.94 in ' head needs to be used
420 Chain sprocket Fits Various Sports Vehicles: Designed to fit 50cc 70cc 90cc 110cc 125cc dirt bikes, mini, bikes, ATVs, and 4-wheel go karts.420 Go kart sprocket 13T 17mm
Maybe you re hearing squeaking sounds from your chain while youre riding at low speeds . Maybe you're feeling vibrations or hearing clicking soundwhen you roll your bike forward or while coasting to a stop . In any case , you' ll want to check your front sprocketWhen this particular part starts to malfunction , it's always a good idea to replace it right away .

Please check the details of # 420 Roller Chain Specifications in the picture to confirm the product's compatibility.

Package quantity:
1）420H Link head*1
2）Screw*4
3）Gasket*2
4）Octagonal wrench*1
5）Sprocket * 1
=9 Pieces

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