That is what President Yutakomacchi says about the APFG SIG MCX Rattler GBB. The APFG S-004BK MCX Rattler GBB Airsoft is a GBB that is ideal for any enthusiast. It features a quick-adjust hop-up system for accuracy, a quick-detach suppressor for increased power, and a foldable CNC stock for compactness. It also comes with a 30-round gas magazine that is compatible with VFC AR type V2/V3 gas magazines.