Samson Evolution Vertical Grip Medium Black. This tactical foregrip steadies your aim and this extra rifle grip gives you a solid two-handed grip on your weapon in any firing position. The foregrip features an adjustable tension for a custom fit. This weapon accessory is crossbolt-mounted for severe duty. The vertical foregrip from Samson is constructed of durable stainless steel and fiberglass reinforced polymer. Specifications for Samson Evolution Vertical Grip: Manufacturer: Samson Color: Black Gun Model: AR-15 Fabric/Material: Plastic Condition: New Style: Long Features of Samson Vertical Fore End Grip: Cross bolt mounted Fiberglass reinforced polymer 303 Stainless Steel Package Contents: Samson Evolution Forend Vertical Grip Samson 04-03023-01: Evolution Vertical Grip Medium Black