Rear sprocket for Gokart in chain division -219 which is standard for all gokarts.
The attachment and bolt-partition are also standard - this sprocket will fit on your kart regardless of which manufacturer you race. 
Mounted with 6 M6 screws with locking nut.
The sprocket is made of 7075-T6 Aluminum and then surface-treated with a gold-colored Anodization for the best possible wear resistance.