Fits Various Sports Vehicles --- This 428-17T 20MM dirt bike front sprocket is designed for 50cc, 70cc, 110cc, 125cc, 140cc, and 160cc dirt pit bikes, mini bikes, ATVs, and go-karts.
Precision Engineering for Perfect Fit --- This 428-17 tooth 20MM front motorcycle engine sprocket is compatible with a chain size of 428, a pitch of 1/2", a roller width of 5/16", a roller diameter of 5/16", and a 20mm/0.79" engine countershaft diameter.
Size --- 3.98 x 2.87 x 0.55 inches; 6.38 ounces.
Crafted for Durability --- Made using high-quality steel, with excellent corrosion resistance, and heat-treated for a harder, stronger, and longer-lasting construction.
Size Description: 3.98 x 2.87 x 0.55 inches; 6.38 ounces.
On Aug 23, 2025 at 00:48:05 PDT, seller added the following information: