Pay in 4 interest-free payments of $523.75 Learn more
Ships within 48 hours · Estimated delivery Aug 8 - Aug 13
and tuning
Built from high-quality aluminum
Verify compatibility with your slide and inner barrel before purchase
and consistency from their setup
CNC-machined from ERGAL 7075 aluminum for maximum durability and reduced weight
4UANTUM MAGNUS PRO Precision AR Hop-Up Chamber (GHK / VFC) Hi Capa and tuningThe 4UANTUM MAGNUS PRO Precision AR Hop Up Chamber is a premium upgrade built for GHK and VFC AR style GBBR platforms, delivering enhanced accuracy, tighter air seal, and superior hop up consistency. Designed with input from competitive shooters and gas blowback enthusiasts, this hop up chamber is optimized for high performance gas rifles and supports a wide range of aftermarket buckings and inner barrels. Machined from high grade aluminum alloy, the