Atlas Bipods Atlas Bipod-No Clamp-for BT19 ADM 170-S ARMS 17S TRAMP LT171 Black BT10-NC. The also mounts directly to our AAIS Part # BT19 and Sako TRG mount. Height Range approximately 4.75 - 9.0". 15 degrees +/- of preloaded Pan. 15 degrees +/- of...