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 electric gun outer barrel released by the overseas airsoft parts manufacturer 5KU. It is an 8.7-inch CQB size, made of aluminum, with a -14mm specification.This product is...
This is an outer barrel for electric airsoft guns released by 5KU, an overseas airsoft parts manufacturer. It is a 10.5-inch rifle size, made of aluminum, and -14mm specifications. An...
This is a flash hider made by 5KU. It is made of steel and features a 14mm counter-clockwise thread.[Please Note]This product is an airsoft gun part manufactured overseas. Please understand...
By attaching it to the side rail of a separately sold Zenit B-10/B-20 type handguard, you can add a Picatinny rail to the top of the upper handguard. This enhances...
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). Designed to allow a Picatinny rail to be mounted without interfering with the rear sight, it...
This is an SI Cobra type trigger guard compatible with standard M4 electric guns. The "hood" of the Cobra serves as a rest to position the trigger finger safely while...
This is an SI Cobra type trigger guard compatible with standard M4 electric guns. The "hood" of the Cobra serves as a rest to position the trigger finger safely while...
This is an outer barrel for an electric gun released by the overseas airsoft parts manufacturer 5KU. It is 14.5 inches in size, made of aluminum, and has a -14mm...
This muzzle brake features FTS's unique, sharp design. The complex porting and engravings throughout, which reduce muzzle rise, are realistically reproduced. It can be attached to any model with a...
This is an STI-style polymer lower frame compatible with Tokyo Marui's Hi-Capa series. The grip checkering and STI logo are reproduced.This product is for advanced users and requires airsoft gun...
This is an SI-style charging handle compatible with standard M4 electric guns. It features a simple latchless design aimed at improving durability and reliability. The body has realistic markings of...
By attaching it to the under-mount of a Glock 19, you can convert the muzzle to a 14mm counter-clockwise (CCW) thread standard. Because it is a CCW thread standard, it...
This is a LANTAC type tactical aluminum outer barrel for Tokyo Marui G19. The complex fluting of the body, with its varying depths, gives it a distinctive look. The chamber...
This is a LANTAC-type tactical aluminum outer barrel compatible with the Tokyo Marui G19. The complex fluting of the body, with varying depths of engraving, gives it a unique appearance....
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 aluminum outer barrel compatible with Tokyo Marui's Hi-Capa 5.1. It features cutouts on all four sides to reduce weight, making it suitable for race gun customizations.[Precautions]This product...
This is a magazine plate compatible with Tokyo Marui's Hi-Capa series magazines. The STI logo on the back of the plate is realistically reproduced.This product is intended for advanced users...
This is a cocking handle compatible with Tokyo Marui's Hi-Capa series. It is ideal for race gun customization. It can be installed by replacing the rear sight.[Notes]This product is an...
This is an aluminum compensator compatible with Tokyo Marui Hi-Capa 5.1. It features ports designed to effectively reduce muzzle rise and flash.*Please note that this product is exclusively for use...
This is an aluminum compensator compatible with Tokyo Marui Hi-Capa 5.1. It features ports designed to effectively reduce muzzle rise and flash.*Please note that this product is exclusively for use...
This is a medium-stroke custom trigger compatible with Tokyo Marui Hi-Capa/1911/MEU. It has three holes on the side, making it suitable for Government custom builds.【Important Notes】This product is an overseas...
This is a medium-stroke custom trigger compatible with Tokyo Marui Hi-Capa/1911/MEU. It has three holes on the side, making it suitable for Government custom builds.【Important Notes】This product is an overseas...
This is a Fowler Industries type aluminum outer barrel compatible with Tokyo Marui/WE G17/G18C, etc. The fluted body and muzzle protector give it a distinctive look. The "FI 9mm" engraving...
This is a Fowler Industries type aluminum outer barrel compatible with Tokyo Marui/WE G17/G18C, etc. The fluted body and muzzle protector give it a distinctive look. The "FI 9mm" engraving...
![[5KU] Electric M4 CQB Outer Barrel -14mm Specification 8.7inch](http://rock-et.jp/cdn/shop/files/5ku-121_respimgsize.jpg?v=1776316334)
![[5KU] Outer Barrel & Extension for Electric M4 10.5inch/-14mm Specification](http://rock-et.jp/cdn/shop/files/5ku-64-b_respimgsize.jpg?v=1776316019)
![[5KU] Mini Talon Type Muzzle Brake -14mm](http://rock-et.jp/cdn/shop/files/5ku-103_respimgsize.jpg?v=1776315861)
![[5KU] Zenit B-22 Type Upper Rail TAN](http://rock-et.jp/cdn/shop/files/5ku-265-t_respimgsize.jpg?v=1776315499)
![[5KU] SI Cobra Type Aluminum Trigger Guard (STD M4 AEG) FDE](http://rock-et.jp/cdn/shop/files/si-07-fde_respimgsize.jpg?v=1776315362)
![[5KU] Electric M4 Carbine Outer Barrel -14mm Thread 14.5inch Type B](http://rock-et.jp/cdn/shop/files/5ku-127_respimgsize.jpg?v=1776315020)
![[5KU] STI Type Lower Frame (Compatible with Tokyo Marui HI-CAPA Series) DE](http://rock-et.jp/cdn/shop/files/gb-470-de_respimgsize.jpg?v=1776313289)
![[5KU] SAS Front Kit (14mm CCW/G19 compatible)](http://rock-et.jp/cdn/shop/files/gb-473_respimgsize.jpg?v=1776312945)
![[5KU] LANTAC 9INE Style Tactical Outer Barrel SV (14mm CCW/Tokyo Marui G19 Compatible)](http://rock-et.jp/cdn/shop/files/gb-468-s_respimgsize.jpg?v=1776312774)
![[5KU] ARC Glock SPARC-S Style Compensator Gold (14mm CCW)](http://rock-et.jp/cdn/shop/files/gb-452-g_respimgsize.jpg?v=1776312438)
![[5KU] CNC Cocking Handle SV/Right Side for Tokyo Marui HI-CAPA Series](http://rock-et.jp/cdn/shop/files/gb-239-svr_respimgsize.jpg?v=1776149497)
![[5KU] 3-Hole Custom Trigger - Medium, Black (Compatible with Tokyo Marui HI-CAPA/1911/MEU)](http://rock-et.jp/cdn/shop/files/gb-202-b_respimgsize.jpg?v=1776148952)
![[5KU] FI Style Tactical Outer Barrel 14mm CCW / Compatible with G17 - BK](http://rock-et.jp/cdn/shop/files/gb-450-bk_respimgsize.jpg?v=1776148577)
