PTW

The�Alpha Parts Stainless Steel�Anti-Rotation CNC Hop Up Set is a CNC stainless steel constructed anti-rotation hop up unit designed for the�Systema PTW AR15/M4 AEG. This is a drop-in fit, and is designed to be a upgrade version of the stock hop up unit...

The Alpha Parts CNC Aluminium Hop Up Set is a upgrade part for the Systema M4 PTW.

MAG CNC Stainless Steel Curve Roller Packing for PTW (Parts:026027028) Made out of Stainless Steel and enhanced roller rubber, provides better range and accuracy. Spare roller rubber is also provided for replacement.

A new type hop up barrel key made from steel exclusively for the Systema PTW series.

Hop Up Hop Adjuster, Roller Packing, and Fit Pin (Steel) for Systema PTW Series.

Hop Up Chamber Packing Base for Systema PTW.

Hop Up Chamber Packing for Systema PTW.