D.A.D.S. - Direct Access Defense System -Maintaining lethality saves lives! Save $84 with coupon code "DADSPROMO" at checkout.Savings only available to the first 20 customers! Our life saving product has been in development since early 2015; with feedback from the US Army, Law Enforcement professionals and the general public. Vantac Technologies has launched its all-new, first-of-its-design product, enhancing the performance of the M4/AR 15 Platform. (INCLUDES MISSION FIRST TACTICAL "MINIMALIST" STOCK) Our D.A.D.S. for the AR/M4 platform allows the shooter to change length of pull without lifting their head from the stock, removing their eyes from the sights, or their hands from the gun.   A simple system that replaces your existing buffer tube & stock.