Sprocket Hub
1" Bore Universal Bolt Circle for Go Kart Cart Mini Bike Trike
4" Outer Diameter, 1" Bore with 1/4" keyway & 2 Set Screws
(4) 1/4" Bolt Holes on a 3.228" Bolt Hole Circle, (4) 3/8" Bolt Holes on a 2 7/8" Bolt Hole Circle
Sprocket Hub
1" Bore Universal Bolt Circle for Go Kart Cart Mini Bike Trike
4" Outer Diameter, 1" Bore with 1/4" keyway & 2 Set Screws
(4) 1/4" Bolt Holes on a 3.228" Bolt Hole Circle, (4) 3/8" Bolt Holes on a 2 7/8" Bolt Hole Circle