The Colt Anaconda was introduced in 1990 as one of the most accurate .44 magnum revolvers on the market, and Colt Mfg announced the termination of its production of Anaconda double-action revolvers in October 1999. The Colt Anaconda is similar to the .357 Colt Python, but the Anaconda is in .44 magnum It is. also similar to the Smith & Wesson Model 29. The Anaconda holds six rounds, and is available with a four, six or eight inch barrel. The Anacondas pictured here have the four and six inch barrels.