Used by surveyors to set up a freestanding GPS antenna pole or prism pole. Fits 1 to 1.25 inch (25.4 to 32 mm) outside diameter poles easily through the side entry head with open clamp. 1.5 inch (38 mm) poles can be attached easily through the top of the open clamp. Side entry head with clamp for quick and easy pole setup Unique locking system provides non-slip quick clamping Easily adjust height of legs independently with thumb release push buttons Fits 1” to 1-1/2” (25 mm-38 mm) diameter poles Replaceable points Includes velcro strap to secure legs during transport Open: 71-1/2” (182 cm); Closed: 42” (108 cm) Wgt 4.7 lb (2.13 kg)