Upgrade your stamped receiver AK rifle with the MSR Buttstock left-side folding polymer gray 4.5mm pivot pin hole US made. This premium Warsaw-length stock delivers reliable performance and a compact profile for tactical applications.
Key Features
- Left-side folding design – Folds flush against the receiver to significantly reduce overall rifle length for easier transport and storage.
- Durable polymer construction – Lightweight yet rugged gray polymer withstands harsh conditions while maintaining structural integrity.
- 4.5mm pivot pin compatibility – Precision-engineered hinge mechanism accepts standard 4.5mm pivot pins for secure, smooth operation on compatible stamped receivers.
- Integrated cleaning kit compartment – Convenient trap door in the ribbed metal butt plate provides secure storage for essential maintenance tools.
- Enhanced ergonomics – Includes scope rail recess, smooth-turning sling swivel, and buttstock catch release button for quick deployment and comfortable shouldering.











