【Sturdy & Anti-scratch】:Tablet mount arm are made up of super crab clamp and articulating magic arm,both of them are aluminum alloy and stainless steel material,sturdy,durable,super crab clamp built-in rubber pad to anti-scratch,clamped the pole tightly,tablet clamp is high quality of ABS material,clamp feet built- in rubber pad to hold iPad firmly. 【Adjustable Angle】:Allowing to each end ball head 180°tilt freedom by twisting joint knob of articulating magic arm,also it can lock ball heads in place to keep tighten,on top of arm 0.67 inch /17mm stainless steel ball head which support tablet clamp 360°rotation flexible,the high quality of construction design,reliability tablet bracket will help to you work more convenient. 【Adjustable Jaw】: Super crab clamp adjustable jaw diameter is 1.77 inch/45mm,the tablet mount arm can be clamped rod of diameter 1.57 inch / 40mm (like pipes, tripods,desks, handlebars) etc,suitable for stroller,treadmill,elliptical,spin bike,shopping cart,wheel chair,music stand,indoor stationary bicycle,golf cart. 【Universal】: Tablet case thickness is less than 0.59 inch /1.5 cm and compatible with 7~12.9 inches devices:e-Reader,Fire HD,iPad Air 2/3/4/5/6,iPad mini 2/3/4/5/6/,iPad Pro 9.3/10.5/11,iPad2019/2020/2021/2022,Google Nexus 7/8/9/10/11,LG G Pads/7.0/8.0/ 8.3. 【Easy to Use】: For tablet stand is lightweight and portable,easy to use for users,no any tools to drilling holes,operation is so simple without guide.If you are not satisfied with our product,feel free to contact us. Mippko Tablet Holder for Poles Stroller / Treadmill / Spin Bike / Wheelchair / Golf Cart / Stationary Bike / Music Stand,Compatible with 7~12.9" iPad / Nexus / Fire HD / e-Book / LG G, Adjustable Aluminum Alloy Mount and Clamp