Gerber Gear ZILCH 1100 ensuring you stay dry and ensuring you stay dry and comfortable Removable solid diamond textured nonslip buttpad optimized for highready weapons manipulation Nonslip side grip panels for supported shooting positions Horizontal and vertical web sling attachment points for quick adjust readiness Compatible with BCM MCMRSM Quick Detachable Sling Mount and most slings Patented internal latch system with ergonomic lever for immediate positioning Toolless install and removal Made in the USA with lightweight durable materials Informed by years of overseas use during contingency events the BCM Mod 3 Stock is the newest refinement of the baseline M4 accessory an unexpected spine design Country of origin: CN