DANIEL DEFENSE SPRIIIA(R) 5.56 NATO SEMI AUTO RIFLE The SPRIIIA(R) carries forward the heritage of the legendary MK12 while refining it with modern upgrades for today's precision shooter. Designed for long-range accuracy, this rifle combines legacy features with cutting-edge enhancements. At its core, the SPRIIIA(R) retains the 18" stainless MK12-profile barrel and rifle-length gas system that made the MK12 renowned for its accuracy and soft recoil. Building on that foundation, Daniel Defense has introduced a new 15" RIS III rail with an integrated ARCALOCK section for extended bipod and accessory mounting. A Geissele Super Semi-Automatic (SSA) trigger ensures Mfg: Daniel Defense