M & W Lift Beam Low Headroom Multiple Length 22171 20000 Lb. Capacity15' - 20' 20000lb-wll low headroom adjustable length lifting beamdesigned for limited headroom applications. Offers flexibility of multiple spread lifting points for increased flexibility Product Specifications CAPACITY LBS20000 COLOR FINISHYellow APPROVAL/REGULATIONSASMEB30.20, ASME BTH-3 BRANDM&W CONSTRUCTIONSteel DIMENSION A INCHES4 DIMENSION B INCHES7 DIMENSION C INCHES2 DIMENSION D INCHES1.25 DIMENSION E INCHES-- HEAD ROOM INCHES23-3/16 LIMITED WARRANTY30 Days MANUFACTURERS PART NUMBER22171 PACKAGE QUANTITY1 SPREAD INCHES180, 192, 204, 216, 228, 240 UPPER BAIL INCHES4 x 7