Front Bumper Nerf Bar (Bottom) Swift these hubs are great for

these hubs are great for those who want to 'free' up a kart to have less grip than standard aluminum hubs

As with many performance items

with milled holes to provide some adjustability to ensure proper rotor and caliper alignment

with no additional mounting hardware other than pictured

eating away at the gaskets within the pump

Front Bumper Nerf Bar (Bottom) Swift these hubs are great forFront Nerf Bar for the bottom of the MGM Racing Kart Chassis. This nerf bar prevents impacts from the driver and cushions frontal bumping from the chassis. Unlike may other bumper systems, this bumper 'springs' back and adjusts automatically with the chassis, whereas many are bolted in place. This makes adjustment of the front bumper and angle of the nose much easier!