This complete jackshaft kit measures 5/8" x 12" and is designed for use with go-karts and mini bikes compatible with 40, 41, and 420 chains.
The kit includes a 5/8" by 12" jackshaft with a 3/16" keyway, an 8 tooth sprocket with built-in key, a 14 tooth sprocket, 2 bearing hangers, 2 sealed precision bearings, 1 key measuring 3/16" by 3/16" by 3/4", and 2 collars with a 5/8" inner diameter.
Performance Jackshaft Kit
$39.67