Super Clamp Super-Glides II Pro 3000 SUP-GL-IIImproved design from original Super-GlidesAdded traction for your feetSleds glide with ease, no more tearing up wooden trailer decksRe-designed moisture minimizing venting reduces premature wood rotAlso works great for ATVs, no more spinning tiresKit includes 8 pieces for a total of 20 feetEach piece is..