https://www.beacontechnology.com/industrial-ramps/dock-truck-lifts/steel-wheel-riser-ramp/bswr-18-6-48.html
Beacon World Class - Steel Wheel Riser Ramp - Wheel Ramps BSWR-18-6-48
BSWR-18-6-48 Steel Wheel Riser Ramp - BSWR Series features: Width 18"; Height 6-1/4"; Overall Length 48"; Level Length 24"; Uniform Capacity Each (LBS) 20,000.
wheel riser rampworld class