RA-TECH Magnetic Locking NPAS for WE M4/M16/MSK GBB

RA-TECH Magnetic Locking NPAS aluminum loading nozzle set for WE
M4/M16/416/T91 GBB
Including an aluminum loading nozzle, three nozzle tips, steel nozzle guide set and a tool.

7075 CNC aluminum made

Compatible with WE M4/M16/416/T91 series GBB

This is a new version of RA-TECH patented Negative Pressure Adjustable System (a.k.a. NPAS) for WE AR series GBB. ​The loading nozzle is still made of 7075 CNC aluminum material adding with the new design of magnetic locking and exchangeable nozzle tip system. ​The magnetic locking system can stable the flute valve position and avoid the muzzle velocity dropping during vibration. ​Players can install different nozzle tips to get suitable muzzle velocity for different fields/games requirements.

Muzzle velocity data range tested with WE M4 GBB (inner barrel 370mm)/0.2g bb/green gas:

Red tip 0-145 m/s (approx. 475 fps)
Blue tip 0-125 m/s (approx. 410 fps)
Green tip 0-95 m/s (approx. 312 fps)