RETRO ARMS is a manufacturer based in the Czech Republic that makes custom parts for airsoft guns. They specialize in manufacturing high-quality, high-precision internal and external parts using CNC machining.
We offer products for advanced and custom-oriented riders that are lightweight and durable, using aircraft-grade duralumin.
Gearbox (Duralumin): This gearbox offers greater precision and durability than conventional die-cast gearboxes. It strengthens the heart of your electric gun. This popular product has a good reputation. Pistons (14.5-tooth full steel/nylon fiber): Designed for excellent durability even under high-cycle use.
Disassembly and assembly requires knowledge, but it allows for highly refined, high-quality customization.
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 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...
*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...
*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...
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 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...
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...
Hop-up packing for standard AEG. Made of NBR (nitrile rubber). The lineup includes Shore A55 (soft) and Shore A70 (hard) in terms of hardness. ---------------------------------------------------------------------------------------------- It is a protrusion type...
This is a specially shaped hop-up packing for the company's CNC Hop Up Chamber AR15 ULTRA . The material is nitrile rubber and the hardness is Shore A 55. This...
Nylon + fiber injection molded body with spring steel (56SiCr7) rack gear This is a high-strength piston that combines Compatible with Φ15mm standard electric gun springs, The weight is 16.97g....
Nylon + fiber injection molded body with spring steel (56SiCr7) rack gear This is a high-strength piston that combines Compatible with Φ15mm standard electric gun springs, The weight is 16.27g....
This is a high-strength piston that combines a nylon + fiber injection molded body with a rack gear made of spring steel (56SiCr7). Compatible with Φ15mm standard electric gun springs,...
19T piston for various long gearboxes. The rack gear is made of spring steel (56SiCr7) and is fully machined and salt hardened. The second rack gear is fully cut from...
This is a reinforced piston specially designed for DSG. The rack gear has 9 teeth and is compatible with both 8T and 9TDSG. The body is made of injection-molded fiber-reinforced...
This is a reinforced piston designed specifically for the company's TSG . The body is made of injection-molded fiber-reinforced nylon, and the rack gear is made of fully machined spring...
This is a CNC machined reinforced piston for the Tokyo Marui AA-12. The second rack gear is fully cut from the beginning, and the third is half cut. It has...
RETRO ARMS piston head, POM is made of resin and the weight of the piston head + O-ring is 3.6g. It weighs just 8.7g including the thrust bearing and fixing...
RETRO ARMS piston head, Aluminum It is made of high strength A7075, but the weight of the piston head and O-ring is 6.4g. Including the thrust bearings and fixing screws,...
RETRO ARMS piston head, Aluminum It is made of high strength A7075, but the weight of the piston head and O-ring is 6.8g. Including the thrust bearings and fixing screws,...
![[RETRO ARMS] Set of screws for RetroArms gearboxes V3](http://rock-et.jp/cdn/shop/files/RETRO-6560_respimgsize.jpg?v=1750387286)
![[RETRO ARMS] CNC Hop Up Chamber AR15 BASIC](http://rock-et.jp/cdn/shop/files/RETRO-6388_1_respimgsize.png?v=1750387673)
![[RETRO ARMS] CNC Hop Up Chamber AR15 PRO](http://rock-et.jp/cdn/shop/files/RETRO-9426_1_respimgsize.png?v=1750387919)
![[RETRO ARMS] CNC Hop Up Chamber AR15 ULTRA](http://rock-et.jp/cdn/shop/files/RETRO-9430_5_respimgsize.png?v=1750388196)
![[RETRO ARMS] CNC POM C-Clip for Hop chambers ULTRA](http://rock-et.jp/cdn/shop/files/RETRO-9501_respimgsize.png?v=1750392214)
![[RETRO ARMS] CNC Hop Up Chamber AK](http://rock-et.jp/cdn/shop/files/RETRO-6564_respimgsize.jpg?v=1750392687)
![[RETRO ARMS] C-Clip Lock AR15](http://rock-et.jp/cdn/shop/files/RETRO-6472_respimgsize.jpg?v=1750392875)
![[RETRO ARMS] C-Clip Lock AK](http://rock-et.jp/cdn/shop/files/RETRO-6567_respimgsize.jpg?v=1750393000)
![[RETRO ARMS] Set of Hop Up Spacer - A](http://rock-et.jp/cdn/shop/files/RETRO-6766_respimgsize.jpg?v=1750393132)
![[RETRO ARMS] Set of Hop Up Spacer - B](http://rock-et.jp/cdn/shop/files/RETRO-7424_respimgsize.jpg?v=1750393240)
![[RETRO ARMS] CNC Collet Nut](http://rock-et.jp/cdn/shop/files/RETRO-6778_respimgsize.jpg?v=1750393836)
![[RETRO ARMS] Set of regulation components for Hop Up BASIC](http://rock-et.jp/cdn/shop/files/RETRO-7588_respimgsize.jpg?v=1750393940)
![[RETRO ARMS] Hop Up AEG Rubber NBR Shore A55/Shore A70](http://rock-et.jp/cdn/shop/files/retro-arms-hop-up-aeg-nbr-a55-a70_2_respimgsize.png?v=1750394371)
![[RETRO ARMS] Hop Up AEG rubber ROBUST NBR 55 Shore](http://rock-et.jp/cdn/shop/files/RETRO-9492_2_respimgsize.jpg?v=1750395878)
![[RETRO ARMS] Piston for 16T sector gear](http://rock-et.jp/cdn/shop/files/RETRO-6696_4_respimgsize.jpg?v=1750399640)
![[RETRO ARMS] Piston for 12T sector gear](http://rock-et.jp/cdn/shop/files/RETRO-9294_3_respimgsize.jpg?v=1750399819)
![[RETRO ARMS] Piston for 13T sector gear](http://rock-et.jp/cdn/shop/files/RETRO-9295_3_respimgsize.jpg?v=1750399966)
![[RETRO ARMS] Piston for 19T sector gear](http://rock-et.jp/cdn/shop/files/RETRO-7228_respimgsize.jpg?v=1750400168)
![[RETRO ARMS] Piston for 8T/9T DSG - by GAW](http://rock-et.jp/cdn/shop/files/RETRO-7227_2_respimgsize.jpg?v=1750400408)
![[RETRO ARMS] Piston for 5T TSG](http://rock-et.jp/cdn/shop/files/RETRO-9296_1_respimgsize.jpg?v=1750400609)
![[RETRO ARMS] CNC Piston AA-12](http://rock-et.jp/cdn/shop/files/RETRO-7676_respimgsize.jpg?v=1750401200)
![[RETRO ARMS] CNC Piston Head POM](http://rock-et.jp/cdn/shop/files/RETRO-7206_respimgsize.jpg?v=1750401403)
![[RETRO ARMS] CNC Aluminum Piston Head](http://rock-et.jp/cdn/shop/files/RETRO-6888_respimgsize.jpg?v=1750401532)
![[RETRO ARMS] CNC Aluminum Piston Head A1](http://rock-et.jp/cdn/shop/files/RETRO-7999_respimgsize.jpg?v=1750401635)
