4UAD 4UANTUM MAGNUS PRO 2011 PRECISION TDC HOP UP CHAMBER (Hi-Capa/1911) PK280 The stock XtremeDuty AR-15 comes

The stock XtremeDuty AR-15 comes with the Modify Flat hop up bucking which is known for stablizing the hopper and improve the accuracy when using heavy BBs 0

Bushing: 8mm Metal Bearing Bushing

Let us show you the most feature packed hop-up ever made

It is manufactured by Vector Optics and is based on the famous Frenzy model

Empty Mag Detection and functional bolt catch when using Wolverine Airsoft magazines

4UAD 4UANTUM MAGNUS PRO 2011 PRECISION TDC HOP UP CHAMBER (Hi-Capa/1911) PK280 The stock XtremeDuty AR-15 comesMAGNUS PRO 2011 PRECISION TDC HOP CHAMBER (Hi Capa 1911 GBBs) Machined from solid 7075 aluminum billet, The MagnusPro 2011 Hop Up chamber uses 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. Featuring over 4 patented designs, the MagnusPro 2011 unlocks your GBB pistols potential with adjustable pitch & yaw for perfect barrel