Gemtech SAR-57 5.7x28mm Silencer

For use with the 5.7x28mm 5-7 Center AR15 uppers. May not be used on the FN Five-seveN pistol or P90 subgun. Aggressively-textured rear mount, which allows the suppressor to fit under, but slightly stick forward of the rail system so it may be grabbed to remove and install. Black, corrosion-resistant Type III anodized finish. Weight: 6 ounces. Length: 6.8 inches. Diameter: 1.25 inche. Mount: 1/2-28 TPI. All NFA rules apply.Name : Sar-57 5.7x28mm SilencerDesc : Sar-57 | 1/2-28 TpiModel : SAR-57Model # : 88953Manufacturer : GemtechCaliber : 5.7 x 28mmType : NFA - SilencerFinish : Matte Black AnodizeLength : 5.8"Magazine : / Weight : 5.2 oz.