The FAB DefenseA(R) PTK 1913 Picatinny Ergonomic Foregrip with Grip Position Support / Handstop features a unique, combat-proven design and provides natural grip positioning for point-and-shoot techniques. The ergonomic design helps limit fatigue and improves accuracy while also helping shooters maintain a natural body stance. The included handstop provides an extra point of contact for a secure grip with your rifle. This foregrip allows for versatile positioning and is constructed with durable polymer composite. Compatible with any 1913 Picatinny rail.