The B5 Systems MPS1554 Modular Platform Stock is a Picatinny-mounted rifle stock configured for modular AR-15 style applications. It combines a folding steel hinge with adjustable length of pull and a spring-assist cheek riser to support adjustable ergonomic fit. Constructed of composite materials with color-matched steel hardware, the stock is finished in Flat Dark Earth.
Key Specifications
- The stock mounts via a 1913 Picatinny interface.
- The design provides a collapsible length of pull for user adjustment.
- The cheek riser is spring-assist and adjustable to aid consistent sight alignment.
- The stock features an integral left-side folding steel hinge for compact storage.
- The buttpad is a cushioned nonslip pad for shoulder purchase and recoil management.
- Includes a fixed sling mount and steel anti-rotational QD mounts for sling attachment.
- Constructed of composite materials with color-matched steel hardware.
- The unit weighs 16.8 oz.
- External dimensions measure 13.25 x 6.60 x 2.15 inches.
- The finish is Flat Dark Earth.
The MPS1554 delivers a practical, modular stock solution for users seeking adjustable ergonomics and reliable hardware in a compact footprint. Its Picatinny attachment and folding hinge make it well-suited for builders and operators who require a configurable stock that retains solid sling options and a comfortable cheek weld. The straightforward feature set and durable construction make this stock a sensible upgrade for AR-15 style platforms where adaptability and dependable components are priorities.
This description was generated with AI and may contain errors. Verify specifications and legal restrictions with the manufacturer before purchase. Provided “as-is” without warranties or guarantees.
