The Smith & Wesson Response is a semi-automatic pistol caliber carbine chambered in 9mm with a 16.5-inch threaded barrel and a CAR-style folding stock. It ships as a bundle with a Crimson Trace tactical light and accepts 23-round magazines. The blowback-operated design uses Flex magazine compatibility. 
 

Key Specifications 

• Brand: Smith & Wesson 
• Model: Response 
• Caliber: 9mm 
• Action: Semi Auto 
• Barrel Length: 16.5 inches 
• Capacity: 23+1 
• Color/Finish: Black 
   

Detailed Features 

• 16.5-inch threaded barrel 
• CAR-style folding stock 
• Bundled Crimson Trace tactical light 
• Flexmag-compatible magazine interface 
• 23-round magazine included

Owners of the S&W Response consistently single out the Crimson Trace light bundle as the strongest value element of the package. For a carbine-length 9mm build, having an integrated light ready to mount at purchase removes a common accessory cost, and that gets mentioned frequently in owner feedback.

The threaded 16.5-inch barrel is appreciated for suppressor-readiness, and the CAR stock suits a range of body types. The blowback action is reliable, though some owners note it's not as smooth-cycling as delayed-blowback designs in the same class. The Flexmag system draws mixed reviews: S&W magazine users find it convenient, but owners wanting to share mags with other 9mm pistols find the compatibility narrower than expected.

The Response sits at the higher end of PCC pricing, and opinions split on whether the bundle justifies the cost versus buying components separately. Build quality and fit-and-finish are generally rated well, but the trigger is a common target for aftermarket replacement among more experienced shooters.