Rock River Arms A-4 Collapsible Buttstock | Sinclair Intl

Complete six-position A-4 style buttstock kit includes everything needed to convert an AR-15 to the shorter, adjustable A-4 style or build a new A-4 rifle. The kit comes with a Zytel nylon stock and latch, A-4 buffer and spring, lock nut, receiver lock plate and rear sling swivel. Length of pull is ten - half inch closed and 13 inch extended.


Sinclair, Issue:4A, Page:224

ROCK RIVER ARMS - Rock River Arms A-4 Collapsible Buttstock