This kit will help with wear of the hyfax at the front curve. This wheel kit will support weight from away from the hyfax in marginal snow condition or on ice. The extra wheels will increase the life 2 to 3 times longer, tested and proven. The kit is made with the highest quality parts and materials. The kit contains 2 heavy duty rubber over plastic wheels with quality bearings, 2 aluminum spacer bushings that are anodized red. The bolts and washers are stainless steal to prervent rust and corrosion. This wheel kit will pay for itself in a few seasons and less replacement means less maintenance. Installation is quick and simple and will take up to 5 minutes to install.