The RB-FGRP180B UTG All-in-One Apache Foregrip Multi-angle Grip In Black. Smart Bi-directional, Hand Stop and Foregrip 2-in-1 Feature Enhances Most Modern Shooting Techniques. Ergonomic Design Grip for Optimal Comfort. Palm Friendly Size and Textured Grip Surface for Best Use at Any Time in Any Situation. Flush with Picatinny Rail When Folded to Provide the Most Comfortable Handling. Heavy Duty Full Metal Folding Mechanism Guarantees the Most Durable Operation.