Calumet CK8145 8X Carbon Fiber Tripod 3-section Legs with Non-slip Rubber Leg Locks 70" Max Height 24 Lbs Max Load Made of strong lightweight 8x carbon fibre and magnesium alloy materials. 3-section legs with non-slip rubber leg locks. Grooved centre column with spring-loaded weight hook. Concentric spring loaded 3/8" screw sleeve over a static 1/4" core compatible with both 3/8" and 1/4" tripod heads. Max. Height: 70.4"; Min. Height: 19.4".