【Articulating Magic Arm】: Length is 10 inch / 25.5cm,Aluminum alloy and anti-rust stainless steel material,sturdy,durable,corrosion-resistant and wear-resistant,maximum load capacity is 2.2 lbs / 1 kg,ipad stand arm is available for indoor and outdoor using. | 【Super Crab Clamp】:Aluminum alloy material construction,solid,anti-rust and anti-corrosion,with 1/4"-20 and 3/8" threads hole,jaw equipped with 2 anti-skid rubbers cases,increased friction,anti-slip,reduced scratching,clamp firmly,more stable and secure. | 【Flexible Adjustable】:Tablet bracket arm has 2 ball joints,allowing to both of ball joints 90°tilt freedom by twisting joint knob,meanwhile arm can be folded and stretched,also twisting joint knob to lock both of ball joints,stainless steel ball head of arm support tablet clamp 360°rotation flexible,it's easy for customer to adjust angle of tablet. | 【Adjustable Jaw】: iPad holder crab clamp adjustable jaw maximum diameter is 1.77 inch / 4.5 cm, minimum diameter 0.39 inch / 1 cm,specially design for clamping the rod / stick / pole / shelf / tube / handlebar / desk / table / chair / tripod etc perfect for ipad music stand. | 【Tablet Clamp】：ABS material tablet clamp has 4 feet buckle with built-in anti-skid rubber pad,hold devices firmly,fits for 4.7~12.9 inch devices:e-Reader,iPad Air 2/3/4/5/6,iPad mini 2/3/4/5/6/,iPad Pro 9.3/10.5/11,iPad2019/2020/2021,Google Nexus 7/8/9/10/11,LG G Pads/7.0/8.0/ 8.3,iPhone /15/ 14 / 13 /12 /11 / 8 /SE/XR/Mini.