Custom Parts (2840)

Used for RETRO ARMS hop-up chambers Collet nut for fixing the barrel. This is a part made specifically for RETRO ARMS chambers, with special threads on the inside. The barrel...

This is a set of cushion rubber hops made by RETRO ARMS. This set includes barrel-shaped and concave POM machined parts.

This is a set of cushion rubber hops made by RETRO ARMS. The non-hole side is made of silicone rubber and has a soft Shore hardness of 60 degrees. The...

Resin barrel clip. Can be used with various AK chambers.

Resin barrel clip. Can be used with various M4 chambers.

This is a standard electric AK chamber made from machined duralumin. It is the same slide lever adjustment type as the genuine product, By inserting an O-ring into the lever,...

This is a C-clip designed specifically for the company's CNC Hop Up Chamber AR15 ULTRA . For repairs and spare parts.

*Note* The maximum outer diameter of the part that goes into the outer barrel is Φ12.95mm. It fits most outer barrels, but It is 1mm thicker than the genuine Tokyo...

*Note* Since the shape is different from the UNI version before the minor change, it cannot be attached to the CNC Split Gearbox V2 with int. Hop Up Chamber UNI...

This is a standard electric AR15/M4 chambered from EN AW7075-T651. It can be used with the company's V2 series gearbox and Tokyo Marui-compliant Ver.2 gearbox. *Note* Since the shape is...

This is a spare screw set for use with RETRO ARMS gearboxes . The set includes M3x12 3 pieces M3x6 3 pieces M2.5x3 1 piece Tappet plate spring post 1...

This is a spare screw set for use with RETRO ARMS gearboxes . The set contents are M3x12 4 pieces M3x6 3 pieces M2.5x3 2 pieces 1 switch holder 2...

This is a holder part that holds the spring guide when temporarily assembling the gearbox. It can be tightened by hand, making the job much easier. Use this for frequent...

This is a special tool used to attach and detach the company's CNC Screw QSC . It has protrusions that fit into two holes on the head. The outer periphery...

This is a low head screw used to secure the spring guide of the company's QSC mechanism. AK series and other rifles cannot fix the spring guide with the buffer...

Made entirely from EN AW7075-T651 ultra-super duralumin High precision, high strength gearbox. Ver.3 type gearbox compatible with overseas AKs such as LCT and E&L. When attaching to Tokyo Marui's standard...

Included with the company's CNC gearbox M4,416 TM NGRS (8mm) This is a spring guide sold separately. Genuine next-generation electric gun Φ14mm standard spring with narrow inner diameter Piston 14.5...

This is a CNC gearbox compatible with Tokyo Marui's next-generation electric guns, AR series and HK416 series. It is manufactured entirely by cutting from a block of A7075-T651 extra-super duralumin....

This is a spring guide compatible with RETRO ARMS QSC gearboxes. The spring guide diameter is Φ10.51mm. Great for spare or repair parts.

Made entirely from EN AW7075-T651 ultra-super duralumin High precision, high strength gearbox for VFC AR series. VFC original bolt catch part mounting part and left and right connecting arm clearance,...

*This part is for advanced users who are familiar with disassembling and assembling electric guns* This is a left and right alignment adjustment part compatible with RETRO ARMS V2 gearboxes....

DSG (Dual Sector Gear) special gear that cocks twice in one rotation or This is a V2 gearbox designed exclusively for TSG (Triple Sector Gear). This gearbox shortens the cylinder...

RETRO ARMS CNC Split Gearbox V2 (8mm) - Upper gearbox compatible with QSC 2025. Comes with a set of screws and a spring guide. *Note* Due to different structure, it...

Dramatically improved strength and precision compared to the original zinc gearbox The combined weight of the screws and spring guide is approximately 178g, which also contributes to weight reduction. In...