The 50th Anniversary rifle design is based on the original 1962 Model 700 BDL, a designation that was originally an acronym for B-Deluxe Grade.
Clear and concise instructions guide you through each step of the disassembly process.bullet, modified rear sight, case deflector, new round handguard, and full-auto was replaced with three round burst.1994: The M4 was adopted based on a demand for a shorter lightweight weapon. M4s are also equipped with a Picatinny-Weaver Rail System to replace the carry handle. RUGER 10/22 The COMPLETE Gun-Guide for All Models UPDATED MARCH 2016!FEATURES: * The only current printed manual that includes information on ALL models. Rifles were also produced by GM and Harrington & Richardson during the Vietnam war as well as outside the USA.* Easy to use -- Comb binding lies open and flat on your work surface. 1978: The M16A2 was produced using an increased barrel diameter, rifling was changed from to 1:7 to accommodate a new 62 gr.