Bluff Manufacturing Dock Levelers. I have 2 of these. I can email PDF specs if you want them. These have been stored outside for a few years but never used. 20‚000 LB CAPACITY. LO-DOCK LEVELER 78in USABLE WIDTH 100 OVERALL WIDTH 17in SPAN 29 3/4in SPAN ONE PIECE UNIT RAMP SECTION 52in LONG 7in RISE WILL ACCOMMODATE 5in UP AND 5in DOWN WITH PROPANE/GAS FORKLIFT BUMPERS INCLUDED HANDLE LIFT 1‚228 LBS 1000.00 CASH ONLY for each one