M4-A1,M4-RIS,SR-16,M733 Enhanced Cylinder Set
Product Code:：GC-01-11／GC-02-11／GC-03-11／GC-04-11
．GC-01-11 (Polycarbonate Piston Head)
．GC-02-11 (Aluminum Ventilation Piston Head)
．GC-03-11 (POM Ventilation Piston Head)
．GC-04-11 (Aluminum Mushroom-Type Piston)
．GC-02-11 (Aluminum Ventilation Piston Head)
．GC-03-11 (POM Ventilation Piston Head)
．GC-04-11 (Aluminum Mushroom-Type Piston)
Cylinder Set
- Air Seal Nozzle GB-02-16
- Cylinder GB-01-03C
- Aluminum Cylinder Head for Ver.2 GB-01-05
- GC-01-11 (Polycarbonate Piston Head GB-01-09)
GC-02-11 (Aluminum Ventilation Piston Head GB-01-10A)GC-03-11 (POM Ventilation Piston Head GB-01-10B)GC-04-11 (Aluminum Mushroom-Type Piston GB-01-48)