The Sumner Fold‑A‑Jack with Roller Head (Model 781301) is a collapsible support stand adjustable from 28″ to 49″ (71–125 cm). It features an aluminum roller head for smooth pipe rotation, supports loads up to 2,500 lb (1,135 kg), and includes quick‑action lockwasher, Fall Guard™ safety zone, large height‑adjustment handle, transport‑locking set‑screw, and a carrying handle. Constructed with 1″ square‑tube steel and 1½″ Acme fine adjustment.