With just one hand and the pull of a trigger, you can adjust the Primos Trigger Stick to your desired height. The Trigger Stick is a lightweight height-adjustable gun rest and optical gear mount, perfect for sitting, kneeling or standing. It comes equipped with a detachable V yoke. The Trigger Stick fits 1/4-20 & 3/8-16 threaded fixtures for securing optical gear. It is perfect for cameras, spotting scopes, binoculars, laser range finders and almost any other mono pod, bi, and tri pod mountable device.Features:- Two-Piece Bi Pod- 30 % Lighter - Varires By Model- Perfect for Kneeling or Sitting- Adjusts from 36 to 61