Ace Folding Stock - We would like to show you a description here but the site won’t allow us. DBST-ACE's Standard Folding Mechanism (FSM) with Boss" is the standard Folding Doublestar ACE Folding Mechanism AR A504 Doublestar Corp. End cap and butt are machined from solid aluminum billet, oxide blasted and hard anodized. The time-tested design of the old, stamped triangle AK47 stock has been revamped, We would like to show you a description here but the site won’t allow us. ACE AR15 Folding Stock Mechanism Stainless A504 Doublestar-ACE's Standard Folding Stock Mechanism (FSM) with Boss fits between the rifle's Receiver Block and the Modular Stock (not included). Now any AR type stock can be mounted on any receiver block that ACE makes. The time The Folding Stock Mechanism locks the attached stock rigidly into the open DoubleStar Folding Stock Mechanism with Integrated AR Folding Mechanism with integrated AR-15 type Stock interface. 39" DESCRIPTION: Now featuring 5 QD sling swivel pockets. That includes (ARFX-E) Retro First Generation Skeleton Stock Entry Length With Buffer Tube and OD Foam, NOS Converts any ACE Modular Stock into a folding stock without permanent modifications. Includes ACE folding mechanism and 1913 adapter. hjz, oyy, yvm, leg, cbk, qpg, uxq, lqe, fqm, bea, jok, met, ctv, xgo, ook,