Made from CNC 6061 Billet Aluminum.

WORKS WITH SPLIT SPROCKETS ONLY! 

Sprocket and axle not included.

 High Performance Split Sprocket Hub for your Go Kart or Mini Bike.1.25 Inch Bore Billet Aluminum Sprocket Hub Bolt Circle: 5 1/4" Threaded Bolt Holes: 

Hardware included.  Red.