Adjustable, collapsible pole for use with MSR wing and tarp camping shelters Spring loaded locking mechanism allows campers to change length for optimal height (47-55 inches) Light and easy to pack Made of Aircraft-grade aluminum Sold in pairs, the 4-foot pole adjusts from 47-55 inches; 55x0.5x0.5 inches and weighs 6.72 ounces; manufacturer’s 3-year limited warranty