Item specifics Weight (g):350 Type:Professional Tripod Material:Aluminum Package:Yes Use:Video Camera Model Number:RL39-0001 Features Mounts directly to any 1913 style Picatinny rail via included ADM 170-S Lever. Height Range approximately 4.75 – 9.0\. Weight 12.7 ounces 0.37kg Model BT-LW17 Description: *Lever Mount With ARMS 17S Mount *Construction from T6061 Aluminum, Hard Anodized black *Stainless steel springs and fasteners *UHMW components used for smooth tracking *15 degrees +/- of preloaded Pan *15 degrees +/- of preloaded Cant *Preload on Pan and Cant can be tightened by means of the knurled knob *Picitinny Rail Mount interface by either standard machine screw fastener based clamp or optional ARMS 17S lever mount. *Non orientated leg positioning use either hand to move leg into any of the four leg positions *Leg positions are; stowed back, 90 degrees straight down, 45 degrees forward and stowed forward. *All 4 leg positions are solid allowing the shooter to load the bipod at the 45 and 90 degree positions. *Non orientated leg length adjustment, Outer leg slides on the Inner leg locating on any of five positions apart and can be done by either hand. *Optional 3 leg extensions to increase height available. *Standard soft durable Rubber feet that are suitable for many surfaces. *Optional interchangeable Ski and Multi Spiked style feet can be swapped in the field with the press of a ball plunger with a bullet tip. *Optional mounting systems available for Accuracy International and Sako rifles. *Estimated range of elevation on the BT10 is 5-9” from the surface up to the rail.