Available with or without sensors, 52H-3E series includes 2 sizes, models 50 and 63, with respective max holding force of 960 and 1,330 lb-ft. Completely closed aluminum housing protects inner mechanical parts from weld splatters, and opening angle is almost infinitely variable with adjustments from 0° to 135°. Mounted on left or right, manual levers options include H0 model that installs in different positions and HS model that can be welded on as desired (even at axially bent angle).