Effective Range 6" to 10.5"; Quick Detach lever allows the shooter to quickly remove the SFR from the weapon when needed; Designed for long-range hunting, competition shooting, and combat situations; Active tension allows the shooter to fine-tune flexibility to the situational need; Active tension allows each leg independent adjustment from open, to balanced, to fully closed for different shooting situations; Quickly and quietly take your bipod from stowed to a 45 or 90 degrees shooting position; Ability to quickly acquire target and load while visually maintaining a target in any terrain; Mounts direct to Picatinny Rail; Weight: 15.2 oz