The Ausavina Swing-Arm Forklift Boom is ideal for moving hard to reach slabs. It is particularly designed for unloading close van containers and for small factories where space is a critical factor. the Swing Arm has 5 lock points and various angles with length extended up to 2.7 yd (2.5m). Teaming up with Ausavina lifter is the best way to unload containers. Designed for use on 4404-5505lbs 9 2-2.5tons) forklift. This products can be used for stone and glass