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 an optic mount exclusively for the 5KU RMR/SRO.It is a mounting plate designed specifically for the Tokyo Marui GLOCK 17 GEN5 MOS model.When installing, first attach the plate...
This is a Zenit-style foregrip compatible with 20mm rails. It is a versatile grip that fits modernized AKs as well as M4/ARs equipped with RAS.[Basic Specifications]5KUMaterial: AluminumWeight: 120gCompatible with 20mm...
This is a Zenit DTK-2 type flash hider suitable for mounting on AK series rifles. It supports 14mm CCW / 24mm CW thread standards.[Notes]This product is an overseas airsoft part.Please...
This replica is an exterior part for airsoft guns that reproduces the UTG PRO Monolithic M-LOK Handguard for MP5. This part combines a 20mm top rail mount and an M-LOK...
This is an SI-type stock tube compatible with the Tokyo Marui M4 MWS GBB. While retaining the necessary parts, by regularly shaving off a portion of the stock tube's surface,...
This is a lightweight-style magwell compatible with Tokyo Marui Hi-Capa series. It enables quick magazine changes and secure gripping. With its refined, simple design, it's perfect for race gun customs.Installation...
This is an outer barrel for the Tokyo Marui M4A1 MWS GBB. It's a 11.5-inch rifle size, made of aluminum, with a -14mm specification.This product is for advanced users and...
This stock adapter is compatible with 5KU ZENIT PT-1/3 type stocks (sold separately). Steel construction improves strength.Compatible models: 5KU-213/262/263[Please Note]This product is an airsoft gun part manufactured overseas. Please understand...
This Zenit B-11 type lower rail handguard is compatible with GHK/LCT's AKS74U. With Picatinny rails on the sides and bottom, it significantly enhances expandability for accessories such as foregrips and...
This Zenit PT-1 Gen.2 type stock is compatible with GHK/LCT/CYMA folding stock type AKs. The stock position and cheek riser can be finely adjusted to suit your body type and...
This lower handguard can be used in conjunction with a Zenit-type B-19 upper handguard. The bottom is equipped with a Picatinny rail suitable for mounting foregrips, weapon lights, etc., and...
Delta Tec-type flash hider, optimized for PP-19-01 Vityaz with 9x19mm ammunition. It features front gas ports that effectively suppress muzzle flash.This product is intended for advanced users and requires skills...
5KU SI Type Latchless Charging Handle FDE (Compatible with Tokyo Marui M4 MWS)[Specifications]Compatible models: Tokyo Marui MWS seriesColor: BKMaterial: Aluminum alloyWeight: 35g[Precautions]This product is an overseas airsoft gun part. Please...
This is a custom part made by 5KU.Features: Handguard set compatible with LCT PP19 / Realistic markingsMaterial: Machined aluminum alloy / Anodized finishSpecifications: 20mm railOverall length: 295mm (handguard only)Weight: 275gAccessories:...
A rail attachment compatible with separately sold Zenit-type forends (B-10U/B-11U/B-10L/B-30U). By attaching it to the holes on the side, it is possible to add 3 Picatinny rail slots.This product is...
A rail attachment compatible with separately sold Zenit-style forends (B-10U/B-11U/B-10L/B-30U). By attaching it to the holes provided on the side, it is possible to add 5 Picatinny rail slots.This product...
By attaching it to the AK series charging handle, comfortable cocking operation is possible.This product is for advanced users and requires airsoft gun disassembly and assembly skills.[Notes] This product is...
Attaching it to the charging handle of an AK series allows for comfortable cocking operation.This product is for advanced users and requires skills in disassembling and assembling airsoft guns.[Please Note]...
This is a Strike Industries type stock tube compatible with VFC/GHK. While retaining the necessary parts, by regularly shaving off a portion of the stock tube surface, weight reduction and...
This replica is an exterior part for airsoft guns, recreating the JMAC 1913 MP5 Adapter.It is compatible with the Tokyo Marui Next-Generation MP5 (front wired) series.It allows you to...
This replica is a reproduction of the CRC 1U043 handguard from the Ukrainian firearms manufacturer KPYK.It allows for the customization of a modernized AK that combines expandability and functionality.The material...
This is an exterior custom kit in Zenitco style compatible with the Tokyo Marui AKM GBB rifle.It consists of three parts: a Zen Style SPORT-4 handguard, a B33 top cover,...
This is a ZEV Universal PRO-style magwell compatible with full-size frame Glock 17 (18C/22/34) from Tokyo Marui/VFC and compact frame Glock 19 (excluding Tokyo Marui). The Universal Pro is designed...
This is a B-22 type rail compatible with separately sold Zenit type handguards (B-10M/B-10U/B-21M/B-21U/B-30/B-30U). It is designed to allow the attachment of a Picatinny rail without interfering with the rear...
![[5KU] Zenit RK-6 Style AK Foregrip](http://rock-et.jp/cdn/shop/files/5ku-211_respimgsize.jpg?v=1777360057)
![[5KU] UTG PRO Type MP5 Monolithic M-LOK Handguard for Tokyo Marui Next Generation MP5](http://rock-et.jp/cdn/shop/files/5ku-393m_cf9dae78-f276-4af1-8743-9fbf10eed099_respimgsize.jpg?v=1774327545)
![[5KU] Lightweight Style Magwell BK Compatible with Tokyo Marui HI-CAPA Series](http://rock-et.jp/cdn/shop/files/gb-259-b_respimgsize.jpg?v=1778477231)
![[5KU] Outer Barrel for Tokyo Marui M4A1 MWS -14mm CCW 11.5inch](http://rock-et.jp/cdn/shop/files/mws-5_respimgsize.jpg?v=1778136126)
![[5KU] Zenit B-11 Type Lower Rail Handguard (Compatible with GHK/LCT AKS74U)](http://rock-et.jp/cdn/shop/files/5ku-226_respimgsize.jpg?v=1777364894)
![[5KU] Zenit PT-1 Gen.2 Type Stock](http://rock-et.jp/cdn/shop/files/5ku-262-bk_respimgsize.jpg?v=1777363345)
![[5KU] Zenit B-11U Type Lower Handguard BK](http://rock-et.jp/cdn/shop/files/5ku-274-bk_respimgsize.jpg?v=1777361166)
![[5KU] SI Type Latchless Charging Handle BK (Compatible with Tokyo Marui M4 MWS)](http://rock-et.jp/cdn/shop/files/wi-14-bk_respimgsize.jpg?v=1777358151)
![[5KU] Zenit RP-1 Type Charging Handle Extension TAN](http://rock-et.jp/cdn/shop/files/5ku-300-t_respimgsize.jpg?v=1777349746)
![[5KU] SI-Type 7-Position Stock Tube Black (GBB)](http://rock-et.jp/cdn/shop/files/wi-05-bk_respimgsize.jpg?v=1777266836)
![[5KU] JMAC Type M1913 (20mm Rail) Stock Adapter for Tokyo Marui Next Generation MP5](http://rock-et.jp/cdn/shop/files/5ku-406_respimgsize.jpg?v=1777264303)
![[5KU] KPYK Type AK CRC 1U043 M-LOK Handguard Compatible with CYMA AK74U](http://rock-et.jp/cdn/shop/files/5ku-412-bk_4_respimgsize.jpg?v=1776927352)
![[5KU] Zenit-Style Handguard & Top Cover & Outer Barrel Set for Tokyo Marui AKM GBB](http://rock-et.jp/cdn/shop/files/gbtmak001bk_respimgsize.jpg?v=1776920125)
![[5KU] Zenit B-22 Type Upper Rail BK](http://rock-et.jp/cdn/shop/files/5ku-265-bk2_respimgsize.jpg?v=1776744643)
