Caliber Flex Glides - Low-Profile 13342 Assists in guiding the snowmobile off your trailer and onto the ramp of a V-front trailer Flex-Glides Low and High can be combined to complete enclosed V-front trailers Flex-Glides are designed to adjust to fit any enclosed or open V-front trailer Protect your trailer as well as your snowmobiles skis from unnecessary damage Made of high-quality HDPE plastic for durability