Wide range of applications: suitable for motorcycles, electric vehicles, ATVs,ship and aircraft;Compatible devices include but are not limited to RAM mounts, TomTom and other navigation equipment?Suitable for Gopro Hero 8/7/6/5 Black ,YI,Campaark, AKASO,SJCAM,DJI Osmo Action and most Sport Cameras. Can be used in DIY combination.It is the best partner for motorcyclists. Nut adapter base:There are 5 screw round holes on the base, Hole depth 15MM,The hole size and Thread pitch is 1/4 "x1.47mm, 3/8" x1.58mm, M6X1mm, M8x1.25mm, M10X1.5mm. Suitable for several conventional sizes of nut transfer. Damping and durable: The diameter of the ball head is 25.4mm (1 inch), and the surface is covered with non-slip rubber, which is Shock reduction, anti-shake and noise reduction and durable. CNC MOULDING: CNC precision engraving, precise size, smooth surface, no scratching. High-quality material: The conversion base is made of high-quality aluminum 6061. Ball head made of premium TPU, it is non-slip, wear-resistant, and does not rust. The surface has been oxidized, with anti-corrosion, anti rust and waterproof functions, so that it can be used at sea or in special environments.