This ASMR video from 4UAD Smart Airsoft showcases the installation of their MAGNUS PRO AR Hop Up Chamber into a VFC M16A1 GBB. The video includes a quick look at the VFC M16A1, followed by a detailed disassembly process covering the lower receiver, fire control group, bolt, and upper receiver. The installation of the Magnus Pro AR is then demonstrated, including the crucial step of cutting the Friction Pro bucking guide.

4UAD Smart Airsoft discusses the setup of a sniper rifle and an AR platform, focusing on their Magnus Pro AR hop-up unit. They begin by outlining the performance of a stock VFC M16A1 V3, including its FPS and accuracy at 50 meters. 4UAD then delves into the limitations of the stock hop-up system, highlighting common problems.

4UAD Smart Airsoft provides an honest review of their own Magnus PRO AR Hop-Up unit, installing it on a GHK Airsoft AR GBB sample. They address common hop-up issues and explore alternative adjustment methods before introducing the Magnus Pro AR Hop-Up chamber, detailing its installation guide, compatibility with various buckings, and the innovative Tri Lock System.

Andrew Lai of 4UAD Smart Airsoft talks about the Magnus Pro Hop-Up Chamber for the VFC and GHK AR GBB Series which allows for easy adjustment without taking the AR apart. Also, they have the Fog Off anti-fog spray to keep fog away from eye protection of airsoft players allowing for clear vision during gameplay.