The AD170S base is the shorter version of our AD170 base. . The AD-170S base features the Patented QD Auto Lock™ Lever system which has the following . 364202 The American Defense AD-170-S is a quick-release picatinny-style rail adaptor, shorter than the AD-170 mount. Constructed of durable 6061 T6 . to standard bolt on accessories. The AD-170-S riser base also works with Atlas Bipods. American Defense Manufacturing AD-170-S Base, Tactical Lever, Black, AD . Burris AR-QD Quick Detachable Mount for AR-332 Red Dot Sight (19) $104.00 $83.19Save 20% Free 2 Day Shipping. 0 . No, this is the short model “S” mount. The AD-170 base is the foundation for several different mounts. . It features the Patented QD Auto Lock Lever system to accommodate both in spec and out of . Find great deals for American Defense FDE Ad-170-s Mount Ad170s. Shop . Rifle Base . Atlas American Defense AD-170-S Riser Quick-Release Picatinny . The QD Auto Lock lever system adjusts to accommodate in-spec and out-of-spec rails. Mount base will accept all VPG bolt-on rails (3 –lug and 5-lug). . The American Defense AD-170-S is a quick-release picatinny-style rail adaptor, shorter . Amazon.com : AccuShot 3523 Atlas Bipod with ADM 170-S Lever BT10LW17 : Gun . CRUSHUNT Rifle Bipod QD Tactical Picatinny Rail 6.5-9 inch Bipod Flat Adjustable with Bipod… Related Video Shorts (0) . Conditions of Use · Privacy Notice · Interest-Based Ads; © 1996-2019, Amazon.com, Inc. or its affiliates. The American Defnese Manufacturing AD-170S base is the state of the art quick release Picatinny rail mount that is found on the Atlas quick detach bipods. The ADM-170-S base is precision machined from 6061 T6 aluminum and . It features the Patented QD Auto Lock™ Lever system to accommodate both in spec .