SIRUI 4 Section Pro Aluminium Tripod T1004x with Professional Travel Bag 4-section aluminum tripod; Head mount thread: 1/4"-20; base mount thread: 3/8"-16; Max loading capacity: 22 lb; weight: 2.43 lb; folded length: 15.75 in; Max height (23 leg angle): w/column extended: 55.1 in; w/column retracted: 45.3 in; Min Height (80 leg angle): 5.3 in; Max leg diameter: 0.98 in; center column: rapid; Silicon twist locks; independently locked into place at two different angles; Short center column allows the tripod to reach extremely low positions; Leg warmer on one leg which facilitates handling in extreme weather conditions and help to protect the legs; Two leg-angle settings (52 & 80); Center column hook; Sturdy shoulder strap for carrying; Well-designed padded traveling bag;