DPM CZ P-10 S Subcompact 9mm Telescopic System Mechanical Recoil Reduction System Stainless. The 3 springs of the system are aligned and gradually compressed so as to offer an elastic effect of the slide travel and to control the movement of the slide so it never rams on the frame. Included with the DPM System are 3 external springs all with different power rates with the longer spring always being the stronger so the user can fine tune the pistol recoil with different type of ammunition according his/hers personal standards. Specifications for DPM CZ P-10 S Subcompact 9mm Telescopic System Mechanical Recoil Reduction System: Manufacturer: DPM Color: Black Fabric/Material: Oxide Stainless Steel Gun Make: CZ Gun Model: CZ P-10 S Condition: New Projectile Caliber: .355 Caliber Features of DPM CZ P-10 S Subcompact 9mm Telescopic System 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 CZ P-10 S Subcompact 9mm Telescopic System Mechanical Recoil Reduction System What firearm models does the manufacturer say DPM CZ P-10 S Subcompact 9mm Telescopic System Mechanical Recoil Reduction System is compatible with? The manufacturer says that DPM CZ P-10 S Subcompact 9mm Telescopic System Mechanical Recoil Reduction System is compatible with CZ P-10 SDPM MS-CZ/19-TRS: CZ P-10 S Subcompact 9mm Telescopic System Mechanical Recoil Reduction System Stainless