Product DescriptionThe B5 Systems Modular Platform Stock is a rugged, modern stock designed to mount directly to a rear 1913 Picatinny interface. Built with durable composite construction and steel hardware, it features an integral left-side folding steel hinge for compact storage and transport, plus an adjustable length of pull for a tailored fit. A spring-assist adjustable cheekpiece helps optimize cheek weld, while the cushioned non-slip buttpad enhances control and comfort. Ambidextrous sling options include fixed sling mounts and steel anti-rotational quick disconnect (QD) mounts for secure carry setups.Product Highlights Direct 1913 Picatinny mount for compatible rear-rail firearms and bufferless setups Integral left-side folding steel hinge for a compact footprint when stowed Collapsible length-of-pull adjustment range of 2 1/4 inches for improved ergonomics Spring-assist adjustable cheekpiece adds 1/2 inch of height for better cheek weld Ambidextrous fixed sling mounts plus steel limited-rotation QD sling socketsSpecs Brand: B5 Systems Product Type: Modular Platform / Modular Picatinny Stock Mount Interface: Rear 1913 Picatinny Folding Mechanism: Left-side folding steel hinge Length of Pull Adjustment: 2 1/4 in (collapsible adjustment range) Cheekpiece: Spring-assist adjustable; adds 1/2 in height Sling Mounts: Fixed sling mounts; steel anti-rotational / limited-rotation QD mounts Buttpad: Cushioned non-slip Materials: Durable composite with steel hardware Color: Coyote Brown Manufacturer Part Number: MPS-1555 UPC: 814927023628Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product's manufacturer.