Originally designed for precision rimfire rifles, the RF22 gives you precision and repeatability, with enhanced performance and durability for both rimfire firearms and 5.7x28mm pistols. The RF22 is just 5 inches long and weighs just 5 ounces, giving it a lot of performance in a small package. The KGM RF22 rimfire suppressor is a precise, user-serviceable suppressor. It is easily disassembled for maintenance and cleaning, even after extensive use. Fit and finish is exceptional, as you should expect from KGM.