Atlas Bipods PSR Tall Atlas Bipod-No Clamp-for BT19 ADM 170-S ARMS 17S TRAMP LT171 Black. The also mounts directly to our AAIS Part # BT19 and Sako TRG mount.Height Range approximately 7.0 - 13.0".15 degrees +/- of preloaded Pan.15 degrees +/- of preloaded Cant.Leg positions are; stowed back 45 degrees angled back 90 degreesstraight down 45 degrees forward andstowed forward.Fore and Aft pivot limiting BossesNon-Rotating LegsStrengthened Leg BossInner Leg constructed from T7075Weight 12.86 ounces. Specifications for Atlas Bipods PSR Tall Atlas Bipod-No Clamp-for BT19 ADM 170-S ARMS 17S TRAMP LT171: Manufacturer: Atlas Bipods Condition: New Color: Black Country of Origin: USA Package Contents: Atlas Bipods PSR Tall Atlas Bipod-No Clamp-for BT19 ADM 170-S ARMS 17S TRAMP LT171 Atlas Bipods BT47-NC PSR Tall Atlas Bipod-No Clamp-for BT19 ADM 170-S ARMS 17S TRAMP LT171 Black