DPM Smith & Wesson Sigma Series Mechanical Recoil Reduction System Stainless. As always DPM products are designed and developed with users safety as a priority. Exceptional manufacturing and engineering using high-end materials. Specifications for DPM Smith & Wesson Sigma Series Mechanical Recoil Reduction System: Manufacturer: DPM Color: Stainless Finish: Black Oxide Fabric/Material: Stainess Steel Gun Make: Smith & Wesson Gun Model: Smith & Wesson Sigma SW357 Smith & Wesson SD9 VE Smith & Wesson SD40 VE Smith & Wesson Sigma SW9E Smith & Wesson Sigma SW40 Features of DPM Smith & Wesson Sigma Series Mechanical Recoil Reduction System Faster follow up shots. Improved firing speed. Slide and frame protection. Elimination of jams. Significant recoil reduction. Better double-tap concentration. Better control and greater accuracy. Package Contents: DPM Smith & Wesson Sigma Series Mechanical Recoil Reduction System What firearm models does the manufacturer say DPM Smith & Wesson Sigma Series Mechanical Recoil Reduction System is compatible with? The manufacturer suggests that DPM Smith & Wesson Sigma Series Mechanical Recoil Reduction System is compatible with Smith & Wesson Sigma SW40 Smith & Wesson Sigma SW9E Smith & Wesson SD40 VE Smith & Wesson SD9 VE Smith & Wesson Sigma SW357DPM MS-S&W/6: Smith & Wesson Sigma Series Mechanical Recoil Reduction System Stainless