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 LANTAC TP-Pro type muzzle protector that can protect the outer barrel threads. The complex shape and texture are realistically reproduced, and when attached to barrels of the...
This is an ARC Division SPARC-S type compensator, ideal for mounting on the outer barrel of a Glock series. It realistically reproduces the port, front/side reductions, and markings that are...
This is an outer barrel for the Tokyo Marui M4A1 MWS GBB. It is a 7-inch rifle-sized, aluminum-made, -14mm specification. This product is for advanced users and requires the ability...
This replica is an external part for airsoft guns that reproduces the Infinity Firearms SVI Grip Kit Machine Textured Micro Pockets grip.It is an aluminum grip with a distinctive bold...
This replica is an exterior part for airsoft guns that reproduces the MK3 Chassis System AK handguard from Sureshot Armament Group, commonly known as SAG.It integrates a top rail and...
This replica is an external airsoft gun part that reproduces the BUL ARMORY BUL 5 Fluted Outer Barrel.It is compatible with Tokyo Marui Hi-Capa 5.1 gas blowback.The tip has an...
This replica is a reproduction of the CRC 1U040 handguard made by KPYK, a Ukrainian firearms manufacturer.It allows you to customize your AK into a modernized version that combines expandability...
This replica faithfully reproduces the CRC 1U040 handguard from Ukrainian firearms manufacturer KPYK.It allows you to customize your AK into a modernized version that combines expandability and functionality.Made from aluminum...
This replica is an external airsoft gun part that recreates the NOVESKE NSR handguard.It is compatible with military-pitch M4s, including standard electric guns and other toy-pitch M4 airsoft guns.Made of...
These are custom parts from airsoft parts manufacturer 5KU.This replica is an airsoft gun exterior part modeled after the GoGun Takedown Lever.It is made of aluminum alloy with CNC machining...
These are custom parts from airsoft parts manufacturer 5KU.This replica is an exterior part for airsoft guns that reproduces the DoubleTap Sports Ambi Thumb Safety.It is made of stainless steel,...
These are custom parts from airsoft parts manufacturer 5KU.This replica is an exterior part for airsoft guns that reproduces the DoubleTap Sports Ambi Thumb Safety.It is made of stainless steel...
This is a CNC aluminum ambidextrous thumb safety compatible with Tokyo Marui Hi-Capa.Made of aluminum alloy, it features a sharp finish achieved through CNC machining.Furthermore, the surface is anodized, providing...
This is a lightweight aluminum nozzle housing compatible with the Tokyo Marui Hi-Capa series.Weighing only 17g, installing it will provide a sharp and crisp recoil.Compatible models are Tokyo Marui Hi-Capa...
This is a custom part from airsoft parts manufacturer 5KU.It is compatible with Tokyo Marui Hi-Capa 5.1 gas blowback models.The tip has an 11mm positive thread, allowing for direct attachment...
Features・For ASG/KJ GBB CZ SHADOW2・CNC aluminum construction for lightweight and high rigiditySpecifications・For ASG/KJ GBB CZ SHADOW2・Material: Aluminum (CNC machined)・Color: BlackNotes・Adjustment may be required for installation.・Compatibility with other manufacturers' products has...
These are custom parts from airsoft parts manufacturer 5KU.The real silencer body is constructed from nickel alloy Inconel 718 using a 3D printer (DMLS 3D printing). The SCI-SIX is a...
These are custom parts from airsoft parts manufacturer 5KU.The real suppressor body is constructed from nickel alloy Inconel 718 using 3D printing (DMLS 3D printing). The SCI-SIX is a suppressor...
This magazine base is compatible with Tokyo Marui's Hi-Capa series magazines. Its simple design is ideal for race gun customization. It is constructed from aluminum using high-precision CNC machining.[Please Note]This...
This replica is a reproduction of STRIKE INDUSTRIES' "Cobra Billet Trigger Guard."It is made of aluminum alloy with a sharp, CNC-machined finish.This part is designed for M4/M16 series airsoft electric...
This replica is a reproduction of the "Strike Latchless Charging Handle" by the American firearm parts manufacturer "STRIKE INDUSTRIES".It is a part designed for M4/M16 standard electric airsoft guns.Made from...
These are custom parts from airsoft parts manufacturer 5KU.This is an STI-type Bo-Mar sight for the Hi-CAPA series.It is compatible with the Tokyo Marui Hi-CAPA series.Made of aluminum alloy, it...
Aluminum magwell compatible with Action Army AAP01 Assassin.The wide funnel allows for quick reloads.*This product is for advanced users and requires airsoft gun disassembly and assembly skills.[Notes]This product is an...
This is a rail cover with a QD sling mount, compatible with M-LOK handguards, that replicates the style of JMAC Customs' "RC-QD (Retainer Cover QD Sling Mount)".Mainly compatible with AR-15/M4...
![[5KU] Infinity SVI Type Aluminum Grip BK for Tokyo Marui Hi-Capa](http://rock-et.jp/cdn/shop/files/gb-584-bk_respimgsize.jpg?v=1777265262)
![[5KU] SAG Type AK MK3 RU Full Top Rail Chassis M-LOK Handguard for CYMA AKM/AK105](http://rock-et.jp/cdn/shop/files/5ku-368-bk_respimgsize.jpg?v=1777265065)
![[5KU] BUL ARMORY Type BUL 5 Fluted Stainless Outer Barrel HG for Tokyo Marui Hi-Capa 5.1](http://rock-et.jp/cdn/shop/files/gb-554-hg_respimgsize.jpg?v=1777264880)
![[5KU] KPYK Type AK CRC 1U040 M-LOK Handguard for Tokyo Marui AKM GBB](http://rock-et.jp/cdn/shop/files/5ku-404m-bk_respimgsize.jpg?v=1777264764)
![[5KU] KPYK Type AK CRC 1U040 M-LOK Handguard for CYMA AKM/AK105](http://rock-et.jp/cdn/shop/files/5ku-404c-bk_respimgsize.jpg?v=1777264649)
![[5KU] Noveske NSR Type M-LOK Handguard 15 inch BK Mil-Pitch M4 Compatible](http://rock-et.jp/cdn/shop/files/5ku-234-15_respimgsize.jpg?v=1777264484)
![[5KU] GoGun Type Takedown Lever BK Compatible with VFC/SIG AIR P320 Series GBB](http://rock-et.jp/cdn/shop/files/gbvm005bk_respimgsize.jpg?v=1777264044)
![[5KU] DTS Type Ambidextrous Safety Stainless Steel SV Compatible with Tokyo Marui Hi-Capa](http://rock-et.jp/cdn/shop/files/gb-594-sv_respimgsize.jpg?v=1777263889)
![[5KU] DTS Type Ambidextrous Thumb Safety Stainless Steel BK for Tokyo Marui Hi-Capa](http://rock-et.jp/cdn/shop/files/gb-594-bk_respimgsize.jpg?v=1777263768)
![[5KU] ZEV PRO Type Compensator V2 SV 14mm Left-Hand Thread/G17/19 Gen.5](http://rock-et.jp/cdn/shop/files/gb-580-bk_respimgsize.jpg?v=1777263541)
![[5KU] Aluminum Breech BK Compatible with Tokyo Marui Hi-Capa Series](http://rock-et.jp/cdn/shop/files/gb-576-bk_respimgsize.jpg?v=1777263374)
![[5KU] Aluminum Recoil Spring Guide GD for Tokyo Marui Hi-Capa 5.1](http://rock-et.jp/cdn/shop/files/gb-559-gd_respimgsize.jpg?v=1777263215)
![[5KU] Aluminum Blowback Housing Black for ASG/KJ GBB CZ SHADOW2](http://rock-et.jp/cdn/shop/files/gbsd2007_respimgsize.jpg?v=1776927706)
![[5KU] CGS SCI-SIX Type Dummy Silencer & SCI SIX Flash Hider Set 14mm CCW TAN](http://rock-et.jp/cdn/shop/files/5ku-400-t_respimgsize.jpg?v=1776927241)
![[5KU] Metal Magazine Base Type3 RED for Tokyo Marui HI-CAPA Series](http://rock-et.jp/cdn/shop/files/gb-262-r_respimgsize.jpg?v=1776922550)
![[5KU] STRIKE INDUSTRIES Type Cobra Billet Trigger Guard RD for M4 AEG](http://rock-et.jp/cdn/shop/files/wi-07-r_respimgsize.jpg?v=1776922315)
![[5KU] STRIKE INDUSTRIES Style Charging Handle BK for Tokyo Marui M4 Series Airsoft Electric Guns](http://rock-et.jp/cdn/shop/files/wi-04-bk_respimgsize.jpg?v=1776922177)
![[5KU] STI Type Bo-Mar Rear Sight for Tokyo Marui Hi-CAPA Series](http://rock-et.jp/cdn/shop/files/gb-595-bk_respimgsize.jpg?v=1776922003)
![[5KU] CNC Aluminum Magwell Type 2 (Compatible with Action Army AAP01) BLUE](http://rock-et.jp/cdn/shop/files/abaap-005-bu_respimgsize.jpg?v=1776921853)
