Revanchist Airsoft in cooperation with Double Tap reviews and tests the Umarex Glock 17 Gen5 MOS Gas Blowback (GBB) airsoft pistol, which is manufactured by VFC. He notes the VFC model's excellent overall build quality and feel, demonstrating that the pistol can be easily disassembled by loosening two screws on the back of the slide. The airsoft version is compared to the original Glock, noting that the size is largely similar, and the VFC model features a reliable, modified fire system for airsoft use, along with a practical design for the MOS slide configuration.

He also focuses on the pistol's performance, assessing the trigger as having a satisfactory and improved response compared to earlier models. The review briefly compares the pistol's weight metric (3.26 lbs) to a competing CS7 model (3.67 lbs) to provide context on its handling. In the end, the reviewer concludes that the Glock 17 Gen5 MOS airsoft pistol delivers a decent and consistent recoil experience.