The A3Coptic is a high-performance, billet‑aluminum fixed stock designed for Beretta A300, A400, and 1301 shotguns. Engineered by Chisel Machining, it combines precise adjustability, rugged construction, and optics‑ready design to give your shotgun a modern, tactical edge.
Key Features
Aircraft-Grade 6061 Billet Aluminum
Machined from a solid block of aluminum, ensuring outstanding strength and long-lasting durability.
Fully Adjustable Length of Pull
Easily tune the length of pull in ¼‑inch increments to find the perfect fit for your shooting style and body size.
Height Adjustable Cheek Pad
Provides reliable and repeatable cheek welds, ideal for consistent sight alignment — especially when using red dots or scopes.
Height Adjustable Recoil Pad
Optimize the shoulder fit and manage felt recoil with a butt‑pad that can be fine‑tuned for your needs.
Built‑In Optic Mount
Comes with a built‑in RMR (or similar) optical mounting surface to support fast, reliable red-dot sight installation.
Multiple QD Sling Attachment Points
Includes several quick-detach (QD) sling mount locations for versatile carry configurations.
Hard‑Anodized Finish
Black Type‑III anodizing protects the stock from corrosion and wear, while giving it a sleek, tactical aesthetic.