428 40 Teeth  Rear Chain Sprocket Cog for Chinese 4 Stroke 150cc 200cc 250cc 300cc Engine ATV Quad Bike 4 Wheeler Dune Buggy.
Inside diameter: 1.5" (37mm)
Outside diameter: 6.6" (167mm)
Thickness: 0.27" (6.8mm)
Bolt hole spacing: 1.1" (28mm), 2.24" (58mm)
Please be carefully check the goods appearance, size, shape and then compare your original goods before ordering, thank you.