INTERNAL GBBR PARTS

LAYLAX/FIRST FACTORY - Tokyo Marui M4A1 MWS / Type89 GBBR 6.03mm Inner BarrelInner diameter : 6.03mmLength : 250mm

WII TECH - Trigger Box Spring Set for Tokyo Marui M4 GBBR Series
This trigger box spring set fits Tokyo Marui M4 GBBR series. All springs are made of piano steel wire. It includes parts No.: 32, 35, 40, 43 & 46.

WII TECH - CNC Brass High Precision Barrel Bushing for Tokyo Marui M4 GBBR Series
This barrel bushing is made by precision CNC process. It has high precision T.Marui dimension with smooth surface. It's strengthen construction provides outstanding durability. Therefore it carries the barrel set perfectly into the upper receiver, and it also keep the barrel set tightly into the upper receiver all the time.

WII TECH - CNC Aluminium Enhanced Hop-up Compression Bar for Tokyo Marui M4 GBBR Series
This aluminium hop-up compression bar is made by precision CNC process for Tokyo Marui M4 GBB/MWS. This bar replaces the original Tokyo Marui hop-up compression bar and rubber hop-up rivet. The modification of this bar improves the hop up performance and reliability.

WII TECH - 160% Nozzle Return Spring (Part No.121,122) for Tokyo Marui M4 GBBR Series
The force of this spring is about 160% of the force of original Tokyo Marui spring. It also has a rubber pipe inside the spring. The stainless steel wire avoids oxidation inside the nozzle. This 160% spring is good enough to pulls the nozzle back into bolt-carrier faster after BB has left the barrel. Therefore, this spring enhances better recoil action and minimize jamming BB during loading. It also does not interfere the shooting power.

WII TECH - CNC Hardened Steel Sear (Part No.53) for Tokyo Marui M4 GBBR Series
This hardened steel item is made by precision CNC machined. It has standard T.Marui dimension with smooth surface for reliable shooting performance. It's strengthen construction provides outstanding durability and reliability.

WII TECH - Gas Magazine Gas Tight O-ring (Part No.79) for Tokyo Marui M4 GBBR Series

WII TECH - CNC Hardened Steel Bolt Lock Plate Lever for Tokyo Marui M4 GBBR Series

LAYLAX/FIRST FACTORY - Tokyo Marui AKM/AKX Custom 6.03 Inner Barrel 200mm
● Inner diameter with precision tolerance of φ6.03±0.01mm

ANGRY GUN - Enhanced Drop In Complete MPA Nozzle Set for Tokyo Marui M4 MWS GBBR SeriesGen2 Version (latest version available)

WII TECH - CNC Hardened Steel Marksman Sear (Part No.53) for Tokyo Marui M4 GBBR Series
This hardened steel Marksman item is made by precision CNC machined. It's dimension is modified for higher efficiency and sensitivity with smooth surface. Then, it increases the trigger sensitivity and smoothness during pulling trigger. While it increases the shooting performance, it is suitable for high precision needs of Marksman and competitive match. It's strengthen construction provides outstanding durability and reliability.

ANGRY GUN - Hard Kick Gas Piston for Tokyo Marui AK (AKM) GBBR Series

ANGRY GUN - Enhanced Bolt Carrier (Nozzle Guide) Set for Tokyo Marui M4 MWS GBBR Series

ANGRY GUN - Enhanced Drop In Complete MPA Nozzle Set for Tokyo Marui M4 MWS GBBR Series

WII TECH - Hammer / Sear / Fire Pin Spring Set for Tokyo Marui M4 GBBR Series
This hammer /sear / fire pin spring set fits Tokyo Marui M4 GBBR series. All springs are made of piano steel wire. It includes parts No.:50, 52x2 & 54.

ORGA - Adjustable Piston Valve for Tokyo Marui / WE GBBR (Gas BlowBack Rifles)
Replacement part for genuine piston valve (ej. MGG2-118 on Tokyo Marui M4 GBBR series) with adjustable gas flow.Needs a 1.5mm BTR wrench for adjustment.Can be adjusted once installed by screwing or unscrewing the threaded inner piece with a 1.5mm BTR wrench through the nozzle.

ANGRY GUN - CNC Complete Hop Up Adjuster Set for Tokyo Marui M4 MWS GBBR Series

GunsModify - Tokyo Marui M4 GBBR Series (MWS) Complete Springs Set
This set contains a total of 23 springs Trigger rest x1 Semi / Full Auto Sear x2Trigger Sear Spring x1 Trigger Pin C Spring x1 Hammer Spring x1 Firing pin reset spring x1 Bolt stop x1 Zet buffer spring x1 Selector spring x1 Mag Catch Spring x1 Receiver pin spring x2 Buffer Stop Spring x1 Buffer Main Spring x1 Buffer inner spring x1 Hopup adjuster click spring x1 Forward asister main spring x1 Forward inside spring x1 Nozzle pull buffer spring x1 150% Nozzle reset spring x1 Dummy extractor spring x1 Valve spring x1

ANGRY GUN - Enhanced Piston Head (Piston Cup) for Tokyo Marui M4 MWS GBBR Series

ANGRY GUN - 170% Loading Nozzle Return Spring for Tokyo Marui M4 MWS GBBR Series