Kings Brand 1-Piece Plastic Bed Frame Glide Legs To Replace Wheels ~Set of 5 Glides~ Kings Brand 1-Piece Plastic Bed Frame Glide Legs To Replace Wheels ~Set of 5 Glides~. Glides are recommended for wood, tile, and other hard surface floors. Designed to replace bed frame wheels - Pop out your casters, pop these in. These are a very common leg on bed frames, and can be used to replace lost or damaged ones.