The REG State-of-the-Art Rubberized Ergonomically Designed Tactical Foregrip. Advantages: Unique Comfortable Texture and Sleek Contour for Superior Hold Compact Non-Slip Design for Use With or Without Gloves Enhances Overall Tactical Versatility,1913 Picatinny Compatible Convenient Waterproof Storage Compartment for Batteries, Cleaning Kits, etc. Secure Mount with Durable QD Bolt Locking Made with High Quality Latex and Reinforced Polymer Composite Material