5KU is a Taiwanese airsoft brand established in 2006. They manufacture a wide range of upgrade parts and accessories for airsoft guns, including outer barrels, internal parts, and rail systems. They are well-known for their external parts for AK, M4, and Hi-Capa series airsoft guns.
If you're looking for accessories to upgrade the look of your airsoft gun, be sure to check out 5KU!
This is a Tyrant Designs MOD-style foregrip. It supports both M-LOK/KeyMod systems, and its versatility and light weight make it excellent in terms of usability.It features a unique design consisting...
This rail attachment is compatible with separately sold Zenit-style forends (B-10U/B-11U/B-10L/B-30U). By attaching it to the holes on the side, you can add one additional Picatinny rail slot.This product is...
JMAC-style buffer tube & M1913 stock adapter for Tokyo Marui AKM GBB. Two types are included: a stock tube adapter and a Picatinny stock adapter, greatly increasing stock customization options.*The...
This is a trigger shoe compatible with Tokyo Marui Hi-CAPA. When used with a separately sold module trigger base, you can customize it with your preferred color and trigger stroke.Specifications:・Connection:...
This is a trigger shoe compatible with Tokyo Marui Hi-CAPA. When used with a separately sold modular trigger base, you can customize it with your preferred color and trigger stroke.Specifications:・Connection:...
This is a custom trigger compatible with Tokyo Marui Hi-Capa and other Hi-Capa series models from various manufacturers.[Specifications]Color: BlueMaterial: Aluminum alloyWeight: 5g*This product is intended for advanced users and requires...
This trigger shoe is compatible with Tokyo Marui Hi-CAPA. When used with the separately sold modular trigger base, you can customize it with your preferred color and trigger stroke.Specifications:・Connection: Type...
This trigger shoe is compatible with Tokyo Marui Hi-CAPA. When used with a separately sold modular trigger base, you can customize it with your preferred color and trigger stroke.Specifications:・Connection: Type...
Strike Industries type strike switch compatible with standard M4 electric guns. This selector allows for ergonomic, intuitive, and quick operation. Its unique toggle action allows quick access to the safety...
This trigger shoe is compatible with Tokyo Marui Hi-CAPA. When used with the separately sold modular trigger base, you can customize it with your preferred color and trigger pull.Specifications:・Connection: Type...
This is a 5KU CNC aluminum thumb rest for AAP01/AAP02C Assassin. This model can be used by both right-handed and left-handed users.[Specifications]Color: BlueMaterial: Aluminum alloyWeight: 10g[Notes]This product is an overseas...
Strike Industries style Strike Switch compatible with standard M4 electric guns. This selector allows for ergonomic, intuitive, and quick operation. Its unique toggle action allows for quick access to the...
This is a 5KU CNC aluminum thumb rest for AAP01/AAP02C Assassin. This model can be used by both right-handed and left-handed users.【Specifications】Color: GreenMaterial: Aluminum AlloyWeight: 10g【Important Notes】This product is an...
By replacing the rear sight of your Tokyo Marui Glock 17, you can mount a cocking handle.[Basic specifications]5KUMaterial: MetalCompatible with Tokyo Marui G17This product is an overseas airsoft gun part....
This is a 5KU aluminum recoil spring guide for the Hi-Capa 4.3.[Specifications]Color: GoldMaterial: Aluminum alloyWeight: 12g[Precautions]This product is an overseas airsoft gun part. Please understand the following points before purchasing.■...
This is a 5KU aluminum recoil spring guide for Hi-Capa 4.3.[Specifications]Color: RedMaterial: Aluminum alloyWeight: 12g[Precautions]This product is an overseas airsoft gun part. Please understand the following points before purchasing.■The package...
This trigger shoe is compatible with Tokyo Marui Hi-CAPA. When used with a separately sold module trigger base, you can customize it with your preferred color and trigger stroke.Specifications:・Connection: Type1...
This adapter allows you to attach an AR pistol grip to the GHK GBB AK series.It's the ideal grip adapter for customizing the grip of a modernized AK.Compatible with GBB-spec...
This allows you to convert an 11mm positive thread outer barrel to a 14mm negative thread specification.This product is for advanced users and requires airsoft gun disassembly and assembly skills.[Notes]...
This is a hammer spring housing compatible with the Tokyo Marui Hi-Capa 5.1 lower frame.[Note]This product is an overseas airsoft gun part. Please understand the following points before purchasing.■ This...
This is a 5-slot rail section compatible with both M-LOK and KeyMod handguard systems. It allows for the attachment of various accessories, enhancing expandability.【Precautions】This product is an airsoft gun part...
This is an outer barrel for electric airsoft guns released by the overseas airsoft parts manufacturer 5KU. It is a 10-inch rifle size, made of aluminum, and has a -14mm...
This is an outer barrel for electric airsoft guns released by the overseas airsoft parts manufacturer 5KU. It is an 18-inch rifle size, made of aluminum, and has a -14mm...
This is an Aimpoint MICRO T-1 red dot sight mount for AKs, made by overseas airsoft parts manufacturer 5KU.[Basic Specifications]Material: AluminumColor: BlackOverall Length: 135mmWeight: 48gRequires replacement of the rear sight...
![[5KU] Tyrant Designs MOD Style AR-15 Foregrip BK (M-LOK/KeyMod compatible)](http://rock-et.jp/cdn/shop/files/5ku-222-bk_respimgsize.jpg?v=1777351198)
![[5KU] Zenit B-2M Type Rail Attachment BK](http://rock-et.jp/cdn/shop/files/5ku-291-bk_respimgsize.jpg?v=1777351152)
![[5KU] JMAC Type Buffer Tube & M1913 Stock Adapter (Tokyo Marui AKM GBB)](http://rock-et.jp/cdn/shop/files/gbtmak003_respimgsize.jpg?v=1777350989)
![[5KU] Modular Trigger Shoe Type 1/E S-Size Gold (Compatible with Tokyo Marui Hi-Capa)](http://rock-et.jp/cdn/shop/files/gb-542s-gd_e80dc2c7-399f-4b6e-ac32-971bb160352f_respimgsize.jpg?v=1777350843)
![[5KU] Modular Trigger Shoe Type 1/E Black (Tokyo Marui Hi-Capa Compatible)](http://rock-et.jp/cdn/shop/files/gb-543-bk_respimgsize.jpg?v=1777350743)
![[5KU] Modular Trigger for Hi-Capa Series 1 SHOE H Blue](http://rock-et.jp/cdn/shop/files/gb-543-bu_respimgsize.jpg?v=1777350643)
![[5KU] Modular Trigger Shoe Type 2/D S Size Blue (Compatible with Tokyo Marui Hi-Capa)](http://rock-et.jp/cdn/shop/files/gb-546s-bu_respimgsize.jpg?v=1777350395)
![[5KU] SI Type Strike Switch [Standard M4 AEG] BK](http://rock-et.jp/cdn/shop/files/5ku-296-bk_respimgsize.jpg?v=1777350470)
![[5KU] Modular Trigger Shoe Type 2/D, Size S, Red (Compatible with Tokyo Marui Hi-Capa)](http://rock-et.jp/cdn/shop/files/gb-546s-rd_respimgsize.jpg?v=1777350290)
![[5KU] AAP01 AAP01C Assassin CNC Aluminum Thumb Rest BU](http://rock-et.jp/cdn/shop/files/abaap-011-bu_respimgsize.jpg?v=1777350170)
![【5KU】SI-Type Strike Switch [Standard M4 AEG] BLUE](http://rock-et.jp/cdn/shop/files/5ku-296-bu_respimgsize.jpg?v=1777350125)
![[5KU] Cocking Handle for Glock, Gold, Tokyo Marui G17 Compatible](http://rock-et.jp/cdn/shop/files/gb-417-gd_respimgsize.jpg?v=1777349863)
![[5KU] Hi-Capa 4.3 Aluminum Recoil Spring Guide GD](http://rock-et.jp/cdn/shop/files/gb-560-gd_respimgsize.jpg?v=1777349734)
![[5KU] Hi-Capa 4.3 Aluminum Recoil Spring Guide RD](http://rock-et.jp/cdn/shop/files/gb-560-rd_respimgsize.jpg?v=1777349640)
![[5KU] Modular Trigger Shoe Type 1/E Size S Red (Tokyo Marui Hi-Capa Compatible)](http://rock-et.jp/cdn/shop/files/gb-542s-rd_bc0f3001-e11c-450c-b674-33c76b77d6f3_respimgsize.jpg?v=1777349489)
![[5KU] AR Pistol Grip Adapter (GHK GBB AK Series)](http://rock-et.jp/cdn/shop/files/gb-1662_respimgsize.jpg?v=1777349230)
![[5KU] Stainless Silencer Adapter 11mm CW to 14mm CCW SV](http://rock-et.jp/cdn/shop/files/gb-477-s_respimgsize.jpg?v=1777349396)
![[5KU] Hammer Spring Housing BK (Tokyo Marui HI-CAPA 5.1 Compatible)](http://rock-et.jp/cdn/shop/files/gb-214-b_respimgsize.jpg?v=1777349017)
![[5KU] 5-slot Rail Section (M-LOK/KeyMod Compatible)](http://rock-et.jp/cdn/shop/files/5ku-237_respimgsize.jpg?v=1777273124)
![[5KU] Carbine Outer Barrel for Electric M4 - 14mm specification 10inch](http://rock-et.jp/cdn/shop/files/5ku-122_respimgsize.jpg?v=1777272933)
![[5KU] Rifle Outer Barrel for Electric M4 -14mm CCW 18inch](http://rock-et.jp/cdn/shop/files/5ku-134_respimgsize.jpg?v=1777272736)
![[5KU] Aimpoint MICRO T-1 Red Dot Sight Mount for AK](http://rock-et.jp/cdn/shop/files/5ku-207_respimgsize.jpg?v=1777272541)
