Custom Parts (4862)

Place it between the barrel flange and handguard of various AR systems, Shims for adjusting the angle of the handguard. Made of stainless steel, 0.2mm thick, and comes in a...

Steel pivot pin. By tightening the screw (T8 Torx), the central inclined part protrudes, eliminating play between the upper and lower receivers. This prevents the pin from loosening. ---------------------------------------------------------------------------------------------- The...

This is a receiver pin for the standard AR-15 series electric gun. The screws have larger heads on both ends to prevent them from falling out. The screws are T6...

This is a lightweight suppressor that uses a carbon pipe with a diamond-patterned surface. The front and rear caps are made of POM and are fixed to the carbon pipe...

The company's CNC 3K-carbon Outer Barrel AR15 and CNC Hop Up Chamber AR15 ULTRA This is a dedicated long wedge clamp that is required when using in combination. CNC 3K-carbon...

RETRO ARMS has developed two revolutionary designs for the standard AEG AR15. This is a custom outer barrel. The front and rear bases are made of EN-AW7075-T651 machined and anodized....

This is a dummy gas block that is compatible with a standard Φ19mm outer barrel. It is made from machined POM to reduce weight, weighing just 10.9g including the fixing...

The company's CNC receiver AR15 - C NEW GEN and CNC receiver AR15 (Skeletonized) - C NEW GEN This is a buffer tube assembly with a one-touch attachment/detachment mechanism that...

For standard AEG AR15, machined from a block of EN AW7075-T651 This is an end plate that is attached between the buffer tube and receiver. A standard QD attachment can...

This product is made with a thorough understanding of the structure of electric guns, This is a product for advanced users that allows for detailed fine adjustments and fitting. This...

This is a trigger safety lever that can be used with Tokyo Marui V2 standard gearboxes and RETRO ARMS V2 standard gearboxes. The shaft is machined from EN AW7075 T651,...

This is a spring for the charging handle of a standard AR15 series electric gun. Please keep this as a spare in case of damage or loss.

Spring for anti-reverse latch compliant with Ver.2 and 3. Please use it as a replacement or spare in case of damage.

This anti-reverse latch uses a coil spring instead of the conventional torsion spring. Two types of coil springs are included, weak and strong, so you can use them depending on...

This anti-reverse latch uses a coil spring instead of the conventional torsion spring. Two types of coil springs are included, weak and strong, so you can use them depending on...

Stainless steel gear shim. The size is inner diameter Φ4mm, outer diameter Φ8mm, thickness 0.1mm, and one package contains 20 pieces. It can be used with the company's CNC Gears...

This is a high-strength, thin bearing machined from 90MnCrV8 tool steel. The compatible gear shaft is Φ4mm, the bearing hole size is 8mm, and there are 6 pieces in one...

German-made flanged ball bearing. It is a slim type with an outer diameter of 8mm, an inner diameter of 3mm, and a thickness of 2.5mm. Compatible with various RETRO ARMS...

This part is installed between the sector gear shaft and the tappet pin. The tappet opening time can be extended. The material is POM. When gluing, use Cemedine PPX or...

The diameter of the shaft that goes into the gearbox is Φ9.4mm to Φ9.95mm in 0.05mm increments. There are a total of 12 different custom motor towers in the lineup....

RETRO ARMS CNC Gears PandoRA - Compatible with SR25 19 tooth RATIO 20:1 Special sector gear with adjustable tappet pins. A long piston with 19 teeth is required. It has...

RETRO ARMS CNC Gears PandoRA - Supports RATIO 20:1 Special sector gear with adjustable tappet pins. It has a structure that allows you to place the screw-in tappet pin at...

RETRO ARMS CNC Gears PandoRA - Supports RATIO 16:1 Special sector gear with adjustable tappet pins. It has a structure that allows you to place the screw-in tappet pin at...

RETRO ARMS CNC Gears PandoRA - RATIO 13:1 Short stroke or RETRO ARMS CNC Gears PandoRA - Special sector gear with variable tappet pins compatible with RATIO 13:1. It has...