FAB Defense Ergonomic Vertical Foregrip. Improves overall performance on-target time and muzzle control slightly angled to counter recoil incorporates convenient storage compartment. Made of high-grade reinforced polymer composite. Quick and easy installation no gunsmith required. Specifications for FAB Defense Vertical Foregrip: Manufacturer: FAB Defense Length: 3.27 in 83 mm Width: 33 mm 1.3 in Height: 4.57 in 116 mm Weight: 0.249 lb 113 g Condition: New Fabric/Material: Polymer Features of FAB Defense Vertical Foregrip: Provides a natural fighting stance Slightly angled to counter recoil Incorporates convenient storage compartment Improves overall performance on-target time and muzzle control Made of high grade reinforced polymer composite Quick and easy installation no gunsmith required Compatible with all 1913 MIL-STD Picatinny rails. Package Contents: FAB Defense Vertical Foregrip 1S0-VG-QRAG44 FAB Defense AG-44SOD: Ergonomic Vertical Foregrip OD Green