5KU

This is designed for the Tokyo Marui Hi Capa 5.1 / 4.3 Series gas magazines. CNC machined using high-quality aluminum alloy, the 5KU Infinity magazine base is designed to offer protection to the...

The 130% recoil spring guide from 5KU is designed for the SIG/VFC P320 M18. It serves as a performance upgrade for your pistol, as the recoil spring helps return your slide speed, making your gun...

This unique outer barrel by 5KU is designed for the Tokyo Marui Hi Capa 5.1 GBB Airsoft pistol series. CNC machined using high-quality aluminum and topped off with a nice durable anodized finish,...

The 5KU Action Army AAP 01 Lightweight Advanced Bolt with Selector Switch is designed for the Action Army AAP 01 series Airsoft pistol and is an easy-to-install, drop-in fit. CNC machined using...

This ACRO Optic Mount by 5KU is designed for the Tokyo Marui Glock 17 Gen 5 MOS GBB Airsoft pistol series. CNC machined from high-quality aluminum alloy, it is very lightweight and robust. The mount...

The Tokyo Marui Hi Capa 5.1 Series outer barrel by 5KU is a drop-in fit installation. CNC machined using high-quality stainless steel alloy, the barrel is lightweight yet robust. This aftermarket...

This Hi Capa GBB Aluminum Grip by 5KU is designed for the Tokyo Marui Hi Capa gas blowback Airsoft pistol. It is CNC machined using high-grade aluminum and topped off with a durable anodized finish...

This Hi Capa GBB Aluminum Grip by 5KU is designed for the Tokyo Marui Hi Capa gas blowback Airsoft pistol. It is CNC machined using high-grade aluminum and topped off with a durable anodized finish...

This Hi Capa GBB Aluminum Grip by 5KU is designed for the Tokyo Marui Hi Capa gas blowback Airsoft pistol. It is CNC machined using high-grade aluminum and topped off with a durable anodized finish...

This Hi Capa GBB Aluminum Grip by 5KU is designed for the Tokyo Marui Hi Capa gas blowback Airsoft pistol. It is CNC machined using high-grade aluminum and topped off with a durable anodized finish...

This hammer and strut assembly by 5KU is designed for the Tokyo Marui Hi Capa 5.1 / 4.3 GBB Airsoft pistol series. CNC machined using high-grade Stainless Steel alloy, it is built to be tough and...

This enhanced trigger housing by 5KU is designed for the Action Army AAP01 GBB Airsoft pistol series. CNC machined using high-grade aluminum alloy, it is built to be lightweight while being as robust...

The 5KU aluminum Sport 4 kit handguard for airsoft AKs offers a very lightweight, sport shooting focused design for shooting getting in to shooting sports.  The handguard is designed to fit both...

The 5KU AK Rail for the AK platform is a lightweight, easy-to-install rail attachment offers flexible keymod sections for the mounting of different accessories such as optics, lights, or lasers...

The 5KU CNC aluminum PT-1 AK stock is designed to add extra style and function to your AK style airsoft gun.  This stock not only offers the ability to be folded but also provides the ability to...

Enhance your airsoft AK rifle with the 5KU B-33 Articulating AK Dust Cover. Featuring a hinged design and Picatinny mounting system, it easily attaches to most B-30 and B-10M series handguards...

The 5KU Aluminum Guide Rod Set is designed to be a highly robust upgrade part for the shooter that wants the most out of their pistol.  This part is ideal for the shooter that wants to add extra...

The 5KU Aluminum Guide Rod Set is designed to be a highly robust upgrade part for the shooter that wants the most out of their pistol.  This part is ideal for the shooter that wants to add extra...

The 5KU Aluminum Guide Rod Set is designed to be a highly robust upgrade part for the shooter that wants the most out of their pistol.  This part is ideal for the shooter that wants to add extra...

The 5KU Aluminum Guide Rod Set is designed to be a highly robust upgrade part for the shooter that wants the most out of their pistol.  This part is ideal for the shooter that wants to add extra...

This slide stop by 5KU is designed for the Tokyo Marui Hi Capa GBB Airsoft pistol series. CNC machined using high-quality aluminum alloys and topped off with a durable anodized finish, you can be...

This slide stop by 5KU is designed for the Tokyo Marui Hi Capa GBB Airsoft pistol series. CNC machined using high-quality aluminum alloys and topped off with a durable anodized finish, you can be...

This BO-style rear sight by 5KU is designed for the Tokyo Marui Hi Capa GBB Airsoft pistol series. CNC machined using aluminum and topped off with an anodized finish, it is lightweight yet robust...

This Hollow Magwell by 5KU is designed for the Tokyo Marui Hi Capa GBB Airsoft pistol series. CNC machined using high-quality aluminum and topped off with a durable anodized coating, this Hollow...

This Hollow Magwell by 5KU is designed for the Tokyo Marui Hi Capa GBB Airsoft pistol series. CNC machined using high-quality aluminum and topped off with a durable anodized coating, this Hollow...

This Hollow Magwell by 5KU is designed for the Tokyo Marui Hi Capa GBB Airsoft pistol series. CNC machined using high-quality aluminum and topped off with a durable anodized coating, this Hollow...

This Hollow Magwell by 5KU is designed for the Tokyo Marui Hi Capa GBB Airsoft pistol series. CNC machined using high-quality aluminum and topped off with a durable anodized coating, this Hollow...

This Hollow Magwell by 5KU is designed for the Tokyo Marui Hi Capa GBB Airsoft pistol series. CNC machined using high-quality aluminum and topped off with a durable anodized coating, this Hollow...

This XL Infinity-Style Magwell by 5KU is designed for the Tokyo Marui Hi Capa GBB Airsoft pistol series. CNC machined using high-quality aluminum and topped off with a durable anodized coating, this...

This XL Infinity-Style Magwell by 5KU is designed for the Tokyo Marui Hi Capa GBB Airsoft pistol series. CNC machined using high-quality aluminum and topped off with a durable anodized coating, this...

This XL Infinity-Style Magwell by 5KU is designed for the Tokyo Marui Hi Capa GBB Airsoft pistol series. CNC machined using high-quality aluminum and topped off with a durable anodized coating, this...

This XL Infinity-Style Magwell by 5KU is designed for the Tokyo Marui Hi Capa GBB Airsoft pistol series. CNC machined using high-quality aluminum and topped off with a durable anodized coating, this...

The Matrix-Style Slide and Frame Set by 5KU is designed for the Tokyo Marui Hi Capa GBB Airsoft pistol platform. Machined using CNC high-grade aluminum and topped off with a durable anodized finish,...

The Matrix-Style Slide and Frame Set by 5KU is designed for the Tokyo Marui Hi Capa GBB Airsoft pistol platform. Machined using CNC high-grade aluminum and topped off with a durable anodized finish,...

The Matrix-Style Slide and Frame Set by 5KU is designed for the Tokyo Marui Hi Capa GBB Airsoft pistol platform. Machined using CNC high-grade aluminum and topped off with a durable anodized finish,...

In the modernizing world, the proprietary AK side optic rail is not the way to go to as you would have to mount a separate piece to mount your optic onto the gun, making it more bulky and heavy.The...

This Telescopic Buttstock assembly by 5KU is designed for the GHK AK74S GBBR V2 GBBR Airsoft rifle series. A high-quality CNC Aluminum construction, this stock assembly is built to be robust and...

The 5KU AK Rail for the AK platform is a lightweight, easy to install rail attachment to offer flexible keymod sections for the mounting of different accessories such as optics, lights, or lasers...

The 5KU AK Rail for the AK platform is a lightweight, easy to install rail attachment to offer flexible keymod sections for the mounting of different accessories such as optics, lights, or lasers...