Smith & Wesson Assisted Openers 31 to 60 of 64 results Smith Smith & Wesson Military & Police SWMP4LS Spring Assisted Knife (3.5 Smith & Wesson Assisted Opening Military & Police Knife Smith & Wesson M&P (Military & Police) Assisted Opening Pocket Knife Smith & Wesson Assisted Open Knife SWMP1BSCP. The Smith & Wesson Assisted Opening Military & Police Knife features a side safety M. A. G. I. C. assisted opening system that allows single handed operation. Designed for military and law enforcement use, it durable in the extreme, with an aluminum handle with rubber inserts and a titanium coated stainless steel, half serrated blade.