Slime Balls OG Slime Pink Eyes Light Ups 78A Skateboard WheelsSlime Balls Light Ups wheels feature LED lights that light up when you roll, powered by the rotation of the special wheel spacer and wheel core. No batteries required.Slimeballs OG Slime shape is a versatile, symmetrical center bearing cruiser wheel with soft, 78a urethane.Features:Bronson Speed Co. G2 bearings includedOG Slime shape78a cruiser formula47mm wheel width37mm riding surfaceSpecial spacers are required & axle nuts may need to be tightened fully for proper light ups operation
