Go Kart & Mini Bike Pulling Rolling Hub 4 Hole on 2-7/8 Bolt Circle

Go Kart Pulling Rolling hub 2 3/4" overall length. On a 2-7/8" four hole bolt circle and inside dia. of 1 3/8" bore. Mostly use on our 377, 378, and 379 go kart rims. Note: Common bearing for the go kart hub part # 8199 (5/8"), 326 (5/8"), 328 (3/4"). Also used on mini bike axles.