Updated material provides 2x increase in strength, durability, and responsiveness. Innovative design provides fast engagement and disengagement. Universal modular design works with almost all snowmobiles. Helps protect floors and surfaces by eliminating contact. Over molded wheels for grip and easy steering. Lift and protect carbide from excessive wear. Includes hardware, assembly required. Safety pin included for extra security. Spring loaded for quick attachment. Provides mobility for snowmobiles. Molded bumpers protect spindles. Adjustable hook with rubber seat. Anodized aluminum frame. Made in the USA.