Vestil Triangular Fork Extensions are ideal for moving large rolls of material. To install, insert loop at the tip of the fork and slide it up at a 45 degree angle. Then lay it down over the fork. Designed to fit 4 in. or 5 in. forks that are up to 2 in. thick. Quick on/off design with a locking bar to keep the fork extension in place. 4,000 lbs. max. uniform capacity evenly distributed per pair. Choose the model to match your needs.