Smith & Wesson M&P M2.0 40 S&W 5" Ported Slide and Barrel

Smith & Wesson 5" Optic Ready Slide Assembly Kit for M&P9 M2.0 - Flat Dark Earth

Smith & Wesson 5" Optic Ready Slide Assembly Kit for M&P9 M2.0 - Gray

Smith & Wesson 5" Optic Ready Slide Assembly Kit for M&P9 M2.0 - Black

Bond Arms Hand-Cannon Handgun Barrel .40 S&W 3"

ZAFFIRI PRECISION Ported Pistol Barrel 9mm 3.8" Titanium Gold P320

ZAFFIRI PRECISION Ported Pistol Barrel 9mm 3.8" Black P320 Compact

SIG SAUER P320 4.7" Slide Assembly Black for P320