The Jmac Customs HRD Extended M-LOK Handstop in Black is an aluminum AR-15 hand retention accessory designed to provide a secure, ergonomic grip and enhanced control on the fore-end of your rifle, improving stroke safety and fast-hand recovery in dynamic shooting or hunting scenarios. Engineered as a durable M-LOK attachment, this extended handstop seats firmly against the rail to create a natural indexing point for the support hand, reducing hand fatigue during extended sessions and enabling consistent muzzle control across rapid-fire strings. Crafted from high-strength aluminum, its low-profile silhouette preserves rail space while delivering reliable, repeatable performance under demanding field conditions, rain or shine. The HRD Extended Handstop integrates seamlessly with AR-15 platforms, offering a rugged, corrosion-resistant solution that fits standard M-LOK configurations for a wide range of builds. Whether youre setting up a precision rifle, a patrol rifle, or a lightweight sport rifle, this handstop helps you establish a steady grip, improves weapon-hand alignment, and supports safer manipulation during transport, transitions, and prone shooting across diverse environments.