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!
Features・For Marui Saiga-12K - Lightweight and highly rigid CNC aluminum construction specification・For Marui Saiga-12K -Material: Aluminum (CNC processed) Color: Black Precautions・Adjustments may be required for installation.・We have not confirmed compatibility...
Features - Realistic reproduction of BO-MAR markings・For Marui Hi-Capa - Lightweight and highly rigid CNC aluminum construction -Easy to put on and take off, easy to customize specification・For Marui Hi-Capa...
Features - Realistic reproduction of STI markings・For Marui Hi-Capa - Lightweight and highly rigid CNC aluminum construction -Easy to put on and take off, easy to customize specification・For Marui Hi-Capa...
Features・For Marui Hi-Capa - Lightweight and highly rigid CNC aluminum construction specification・For Marui Hi-Capa series -Material: Aluminum (CNC processed) Color: Black *Not compatible with Hi-Capa DOR. Precautions・Adjustments may be required...
Specifications and material: Aluminum Please note: As this is an imported product, there may be scuffs or small scratches on the exterior or packaging.・We have not confirmed compatibility with other...
This is an interface part for connecting a 5KU folding stock to a receiver equipped with a 1913 Picatinny rail (20mm). Features - Universal stock mount compatible with 1913 Picatinny...
This aggressive-looking muzzle brake is inspired by JMAC Customs' RRD-2C X series. Its 14mm reverse thread design makes it compatible with many airsoft rifles, creating a striking front customization. Its...
This is a custom part from airsoft parts manufacturer 5KU. This product is a reproduction of the NOVESKE Pig Pen hider. Product code: 5ku-400-bk Product code: 5ku-400-t It can be...
This replica is a reproduction of the JMAC MMS-style 4.7-inch M-LOK handguard and MMS gas tube. [Actual product overview] The genuine JMAC Customs MMS style handguard is designed for the...
This is the "ACR (MASADA) Style Telescopic Stock," a custom part from airsoft parts manufacturer 5KU. This stock features 7-stage telescoping and side folding functions and is compatible with the...
This is a gorgeous gold-colored outer barrel compatible with Tokyo Marui and WE G17. The regularly-spaced circles engraved on the gun not only make it lighter, but can also be...
The Knights SR16 E3 type 16-inch aluminum outer barrel has been released by the overseas airsoft parts manufacturer 5KU. A dummy gas tube is also included. Compatible with Tokyo Marui...
This is a LANTAC-type tactical aluminum outer barrel for the UMAREX/VFC G19. It features a unique, intricately fluted body with varying depths. The chamber is engraved with LANTAC and 9INE...
This 7-slot rail section is compatible with both M-LOK and KeyMod handguards. It allows for the attachment of various accessories, enhancing expandability. [Notes] This product is an airsoft gun part...
This is a steel trigger compatible with the Western Arms M4 GBB. [Notes] This product is an airsoft gun part made overseas. Please be aware of the following points before...
This Hot Shot-style magwell is compatible with Tokyo Marui's Hi-Capa series. It allows for quick mag changes and a secure grip. The design features fine, evenly spaced horizontal lines, making...
This FI type aluminum slide set is compatible with Tokyo Marui's G17 Gen.3 gas blowback pistol. Its realistic design, including three window cuts and front and rear serrations, combines functionality...
This replica is a reproduction of the JMAC MMS-style 10.1-inch M-LOK handguard and MMS gas tube. [Actual product overview] The authentic JMAC Customs MMS style handguard is designed for the...
This is the "ACR (MASADA) Style Telescopic Stock," a custom part from airsoft parts manufacturer 5KU. This stock is compatible with Tokyo Marui SAIGA 12K gas blowback and features 7-stage...
This replica is a custom part from airsoft parts manufacturer 5KU, modeled after the SVI Infinity Hybrid Capsicum slide. It features a sharp, sharp finish and is compatible with the...
This replica is a custom part from airsoft parts manufacturer 5KU, recreating the Infinity Firearms SVI Grip Kit Machine Textured 172 grip. This is an aluminum grip from Infinity Firearms...
This is the "ACR (MASADA) Style Telescopic Stock," a custom part from airsoft parts manufacturer 5KU. This stock is compatible with the LCT GHK AK series (AK74S, AK104, AK105) and...
![[5KU] Aluminum Tactical Selector (Black) for Tokyo Marui Saiga-12K](http://rock-et.jp/cdn/shop/files/gbtm12k004bk_41735eec-64f9-4a89-aab8-7105845eec75_respimgsize.jpg?v=1774331010)
![[5KU] Aluminum Trigger Silver for ASG/KJ GBB CZ SHADOW2](http://rock-et.jp/cdn/shop/files/gbsd2006sv_89d5436c-de55-48b1-8363-1a0b7ea577b5_respimgsize.jpg?v=1774334917)
![[5KU] Aluminum Trigger Black for ASG/KJ GBB CZ SHADOW2](http://rock-et.jp/cdn/shop/files/gbsd2006bk_13eb59da-4a19-42a1-9ed2-db9224d383c7_respimgsize.jpg?v=1774334954)
![[5KU] BO-MAR Style Aluminum Rear Sight (Black) for Marui Hi-Capa 5.1](http://rock-et.jp/cdn/shop/files/gb-597-bk_6b35e9ac-6af1-4362-9a9f-9812a4c8592d_respimgsize.jpg?v=1774335213)
![[5KU] STI Style Aluminum Rear Sight (Silver) for Marui Hi-Capa 5.1](http://rock-et.jp/cdn/shop/files/gb-595-sv_dcc53aae-e6df-45f0-ba1f-23b4895af7c2_respimgsize.jpg?v=1774335269)
![[5KU] Aluminum Grip Safety Black for Marui Hi-Capa](http://rock-et.jp/cdn/shop/files/gb-579-bk_d7703e71-55e1-4bed-bd18-771c6540af9c_respimgsize.jpg?v=1774335658)
![[5KU] Set of 6 Screw Washers for ZENITCO U/L Series](http://rock-et.jp/cdn/shop/files/5ku-401-bk_6052fa77-021c-49c9-879b-cf1d41d6cf3e_respimgsize.jpg?v=1774327693)
![[5KU] Steel Stock Hinge Assembly for 20mm Rails (for 5KU Folding Stocks)](http://rock-et.jp/cdn/shop/files/5ku-399_e72eb1b6-0398-456c-8dad-53e06ae03fb7_respimgsize.jpg?v=1774327651)
![[5KU] JMAC RRD-2C Type Steel Muzzle Brake, 14mm Reverse Thread](http://rock-et.jp/cdn/shop/files/5ku-398_3eb39e9d-2aeb-4d16-8ec0-df5b194d833e_respimgsize.jpg?v=1774327614)
![[5KU] SCI-SIX NOVESKE PigPen Type Flash Hider for CGS SCI-SIX Silencers, 14mm Left-Hand Thread](http://rock-et.jp/cdn/shop/files/5ku-423_9166da63-2e56-4a34-b2fe-786ef80890d6_respimgsize.jpg?v=1774328478)
![[5KU] JMAC Type AK MMS 4.7 inch M-LOK Handguard for CYMA AK74U](http://rock-et.jp/cdn/shop/files/5ku-415-bk_1_8a2e06b7-1eb1-4725-a8a1-fb3a7a00d54e_respimgsize.jpg?v=1774328095)
![[5KU] ACR (MASADA) Folding Stock for CYMA AK](http://rock-et.jp/cdn/shop/files/5ku-369-bk_a027d583-211e-40c0-9874-98c600f218ef_respimgsize.jpg?v=1774327285)
![[5KU] Gold Tactical Barrel, 14mm CCW Thread - for G17](http://rock-et.jp/cdn/shop/files/gb-431-g_1_respimgsize.jpg?v=1772173680)
![[5KU] Aluminum Outer Barrel / 14mm SL - SR16E3 Electric](http://rock-et.jp/cdn/shop/files/5ku-93-s_1_respimgsize.jpg?v=1772172725)
![[5KU] LANTAC 9INE Style Tactical Outer Barrel - 14mm CCW Thread / Compatible with UMAREX and VFC G19](http://rock-et.jp/cdn/shop/files/gb-471-g_1_respimgsize.jpg?v=1772169490)
![[5KU] 7-Slot Rail Section (M-LOK/KeyMod compatible)](http://rock-et.jp/cdn/shop/files/5ku-238_respimgsize.jpg?v=1772165432)
![[5KU] Steel Trigger for WA M4 GBB](http://rock-et.jp/cdn/shop/files/gb-133_respimgsize.jpg?v=1772165361)
![[5KU] Hot Shot Style Magwell SV for Tokyo Marui HI-CAPA Series](http://rock-et.jp/cdn/shop/files/gb-258-s_2_respimgsize.jpg?v=1772165098)
![[5KU] FI Style RMR Cut Slide Set (for Tokyo Marui G17 Gen.3)](http://rock-et.jp/cdn/shop/files/ji-097_6_respimgsize.jpg?v=1774945932)
![[5KU] JMAC Type AK MMS 10.1-inch M-LOK Handguard for Tokyo Marui AKM GBB](http://rock-et.jp/cdn/shop/files/gbtmak009bk_5_respimgsize.jpg?v=1774946783)
![[5KU] ACR (MASADA) Folding Stock for Tokyo Marui Saiga 12K](http://rock-et.jp/cdn/shop/files/gbtm12k003bk_4_respimgsize.jpg?v=1774947101)
![[5KU] SVI Type Hybrid Capsicum Aluminum Slide Black, Compatible with Tokyo Marui Hi-Capa](http://rock-et.jp/cdn/shop/files/gb-604-bk_5_respimgsize.jpg?v=1774947203)
![[5KU] Infinity SVI 172 Type Aluminum Grip, Black, for Tokyo Marui Hi-Capa](http://rock-et.jp/cdn/shop/files/gb-588-bk_5_respimgsize.jpg?v=1774947404)
![[5KU] ACR (MASADA) Folding Stock LCT for GHK and AK](http://rock-et.jp/cdn/shop/files/gb-170-bk_respimgsize.jpg?v=1772158585)
