The Accu-Tac B4 very easily adjusts for top and uneven surfaces. The legs are very simple to deploy; just pull them out and adjust the angle in your liking. The pull-to-unlock functionality is ideal for a field bipod, Specially one which has spike toes. Total, this bipod seems good, however https://holdenkoucd.mybuzzblog.com/11856345/bipods-fundamentals-explained