-適用於Marui M14系列及G&P M14 DMR改裝套件系列
包括:
-7mm Bearing Gearbox
-7mm Bearing
-190% Spring
-Metal Cylinder
-Bearing Cylinder Head
-Nozzle
-Metal Spring Guide
-Metal Piston
-Bearing Gears
-Tappet
-High Flux Electronic switch
-Trigger
-Safety Set
-Selector