4UANTUM "Magnus Pro" AR TDC HOP-UP Chamber Set for VFC/GHK GBB AR's m4 APFG MPX GBBR (all variants)

APFG MPX GBBR (all variants) - Install guide here

a quick drying perforated polyester face mask with a low profile powder coated stainless steel mesh insert to protect mouth and teeth

From my personal collection

Take your VFC EVO hop chambers performance to the limit with the BBA VFC EVO One Piece hop arm

Any image displaying anything other than the mount and mounting screws is for demonstration purposes only

4UANTUM "Magnus Pro" AR TDC HOP-UP Chamber Set for VFC/GHK GBB AR's m4 APFG MPX GBBR (all variants)Precision machined from solid 6061 aluminum billet, The Magnus Pro Hop Up chamber features a true vertical TDC (Top Dead Center) movement. Which means regardless of your hop up setting, the pressure point remains in the same position for consistent results. Revolutionary self centering tri lug locking is the most effective design at not only centering the inner barrel but also holding it firmly in place! CNC bucking sleeve precisely centers the