The Accu-Tac B4 simply adjusts for top and uneven surfaces. The legs are very simple to deploy; merely pull them out and change the angle for your liking. The pull-to-unlock operate is ideal for a field bipod, Specifically one which has spike ft. Mike is retired and at this time https://reloadingammunition38048.thekatyblog.com/31155031/bipods-fundamentals-explained