Aluminum is still, by far, the strongest and most durable option for skid guards, according to Aluminum Products, makers of skid plates and guards for ATVs and UTVs. Aluminum has great bolt holding capabilities, rigidity and durability compared to plastics. Kits include Stik-Gards Front and Rear, 3-piece Full Belly Skid Plate and Skid Plate. Will work with a winch already mounted. The plates are made of 3/16˝ aluminum; Stik-Gards come in 1/8˝ aluminum.