These are very strong & really well engineered, they fit straight onto a Weaver/Pica-tinny rail with the quick release mount.
The legs fold back flat when not in use & extend in stages.
These are made in China not Israel.
Height Closed 170mm.
Height Fully Extended 270mm.
Width of legs apart retracted 200mm.
Width of legs apart Fully Extended 280mm.
I N0 Bi-Pod.