Sack truck, glide runners, clamp on, pack of 2, black. Supplied = partially assembled. Material = plastic. Colour = black. Product type = accessories for modular sack trucks. Clamp on. Easy to retrofit. Practical. Two practical glide runners made of high quality plastic. Ideal for allowing the truck to safely glide down steps, for example when carrying a heavy load. Protects the steps and takes the strain off the user. 864 potential combinations using the GO premium sack truck - the sack truck that caters to your requirements