IKAR MOBILE GROUND BASE For use with ASS-1,ASS-2 & ASS-3. Free standing base with pivot bearing made of durable PA featuring quick and easy assembling on site. The base consists of a central socket and height adjustable pairs of front and back legs secured with ball-lock pins. Cantilever arm rotates 360. Material: stainless steel 1.4571 (V4A),PA Counterweights = 560 Kg