SmallRig 5308 Magic Arm Support 7""  The joint is designed with a knurled thumbscrew for easy tool-free fastening, complemented by a securing hole for additional tightening using the included Allen wrench.   The ball head facilitates smooth 360 adjustments, while the arm supports a maximum payload of 1.5kgTo protect your equipment from scratches, the connection area features built-in protective pads.   With precision CNC machining, this magic arm guarantees exceptional strength and durability, and its crafted from aerospace-grade aluminum alloy and stainless steel.Packaging includes:Knurled Magic ArmAllen Wrench