ERGOs F93 Pro Stock AR-15/M16 is an eight position collapsible stock for AR style rifles and shotguns. It provides one of the longest length of pull on the market with a fixed cheek piece for a constant and repeatable cheek weld in any of the eight stock positions. Once the butt is locked into position, the F93 has the feel of a fixed stock without the rattling and movement shooters are used to. Includes an over-molded carbine length buffer tube, standard castle nut, ambidextrous sling plate, rubber-like recoil pad for enhanced comfort and secure, positive placement, 2 quick detach sling attachment points, 3 web sling attachment points and 2 sling hook attachment points.

Features :

• "8 inches from receiver to butt plate when collapsed, 12 inches when fully extended,
• Weight is only 1.3 pounds
• The Strike Plate (4980) is optional