ADJUSTABLE & FIXED STEEL GANTRY CRANES ADJUSTABLE HEIGHT STEEL GANTRY CRANES Product No.   HAHS-8-20-12 Cap. (lbs.)   8000 Beam Length*   20' Beam Height   12" Under I-Beam Height   7'7"-12'1" Base Width   77" Wt. (lbs.)   1485 Price Ea.   $2,996.00 Quantity: