KWA · Ronin Line · AEG Variable PCC · 6mmKWA Ronin TK.45 CQB AEG Variable PCC
The compact “Tekken” with adjustable FPS
The KWA Ronin TK.45 CQB is a compact 6mm AEG airsoft pistol-caliber carbine with KWA’s Variable Performance System for adjustable FPS. It shoots 320–370 FPS in semi and full auto, comes with one TK.45 80-round magazine (the 120-round TK.45 magazine also fits), and has an M-LOK TML6 rail and a gearbox that is drop-in ready for an ETU.

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What is the TK.45 CQB?
The TK.45 CQB is the compact, adjustable-FPS version of the Ronin “Tekken” PCC, with an M-LOK TML6 rail upgrade and an updated muzzle device. VPS lets one rifle meet indoor and outdoor field limits.
Like every current KWA rifle, the “Tekken” receiver is full metal, with billet-style upper and lower. The angled polymer magwell doubles as a foregrip, and the controls are ambidextrous and oversized, including an aggressive ambi charging handle.
- AEG Variable Performance System, VPS tool included
- Gearbox drop-in ready for an ETU
- Improved high torque motor and upgraded high-speed gear set
- M-LOK rail (TML6), M-LOK adapters included
- Ambidextrous fire selector and charging handle
- Front and rear PTS Enhanced Polymer flip-up sights, PTS pistol grip
- Switch life extender, rear-wired battery compartment
- Upgraded one-piece rotary hop-up
TK.45 CQB Features

AEG Variable Performance System (VPS)
Adjust FPS for indoor and outdoor games.VPS gives quick, easy FPS adjustment built into the gearbox, so one rifle can play anywhere.

High Torque Motor
Snappy trigger response.The KWA high torque motor delivers more torque for faster trigger response and consistent performance.

Ready-to-Drop-In Gearbox
Upgrade with an ETU.The gearbox is designed for drop-in upgrades with popular electronic trigger units, no modifications needed.

TK.45 120-Round Compatible
More rounds when you want them.The TK.45 CQB comes with an 80-round magazine and is fully compatible with the 120-round TK.45 magazine.

PTS Flip-Up Sights and Grip
Quality furniture, included.PTS flip-up sights come standard, paired with a modern-angle pistol grip.

SOCOM Muzzle Brake
Lightweight and modern.A bold, aggressive brake in the style of contemporary rifle designs. It ships with an orange mock suppressor, and the black brake shown is sold separately.
Ambidextrous Controls
Fire selector and charging handle work from either side.
Enlarged Trigger Guard
Room for gloved hands.
Switch Life Extender
Helps prevent trigger contact burnout.
M-LOK Adapters Included
Every box includes M-LOK rail adapters.



TK.45 CQB Specifications
| Performance | |
|---|---|
| Power system | AEG Variable (VPS) |
| Velocity | 320–370 FPS, adjustable |
| Rate of fire | 18.3+ rounds per second |
| Firing modes | Safe, semi-auto, full auto |
| Magazine | TK.45 80-round included, TK.45 120-round compatible |
| Hop-up | One-piece rotary |
| Motor | KWA high torque motor |
| ETU | Drop-in ready |
| Battery | NiMH or Li-Po/Li-Fe, Tamiya connector, 2020 version (not included) |
| Dimensions | |
| Length | 25.25 in retracted, 28.24 in extended |
| Outer barrel | 6.75 in |
| Inner barrel | 8.54 in |
| Weight | 5.9 lb |
| Build | |
| Platform | Pistol-caliber carbine |
| Rail | M-LOK (TML6) |
| Stock | PDW stock, Gen. 1 |
| Sights and grip | PTS flip-up sights, PTS pistol grip |
| Muzzle | KWA SOCOM muzzle brake (orange mock suppressor installed) |
| Included tools | VPS tool |
| Collection | Ronin series |
What comes with the TK.45 CQB
In the box
- Ronin TK.45 CQB AEG Variable PCC
- One TK.45 80-round magazine
- VPS tool
- M-LOK rail adapters
- Orange mock suppressor, installed
You will also need
- An AEG battery and charger (not included). NiMH or Li-Po/Li-Fe with a Tamiya connector (2020 version). Ask KWA which size fits.
- 6mm airsoft BBs
- Full-seal eye protection
Popular add-ons
How the TK.45 CQB works
Adjusting FPS with VPS
The Variable Performance System changes power at the gearbox. On the TK.45 CQB you adjust it from the stock with the included VPS tool, within 320–370 FPS.
Fields set velocity limits, often lower indoors than outdoors. Set the rifle for the field you are playing and confirm it at chrono.
Which magazines to use
The TK.45 runs TK.45 series mid-cap magazines: the 120-round TK.45 120 and the 80-round TK.45 / Iris 80. Both fit either TK.45 model.
Ready for an ETU upgrade
The gearbox is drop-in ready for popular electronic trigger units, so an upgrade needs no gearbox modification.
If you would rather start with an ETU already installed, the Ronin T6 and T10 ship with the KWA ETU.
Choosing a battery
The battery and charger are not included. This rifle takes NiMH or Li-Po/Li-Fe batteries with a Tamiya connector (2020 version).
Match the connector, check that the battery fits the stock or battery space, and charge it only with a charger made for that battery type. Ask KWA if you are not sure which size fits.
Hop-up, explained
Hop-up puts backspin on the BB so it lifts and flies flatter and farther. Too little and BBs drop early. Too much and they climb.
- Start with the hop-up at its lowest setting.
- Fire a few shots at a target at your usual distance.
- Add a little hop at a time until BBs fly flat before they drop.
- Back it off if BBs start to rise. Re-check whenever you change BB weight.
TK.45 Recoil vs TK.45 CQB
Both are Ronin “Tekken” PCCs with a billet-style metal receiver, ambidextrous controls and a drop-in ready gearbox.
| TK.45 Recoil | TK.45 CQB | |
|---|---|---|
| Power system | AEG Recoil (Kinetic Feedback System) | AEG Variable (VPS) |
| Velocity | 380–400 FPS | 320–370 FPS, adjustable |
| Magazine included | TK.45 120-round | TK.45 80-round |
| Length | 29.25–32 in | 25.25–28.24 in |
| Outer barrel | 11 in | 6.75 in |
| Weight | 7.12 lb | 5.9 lb |
| Rail | M-LOK (TML11) | M-LOK (TML6) |
| Stock | PTS EPS | PDW stock, Gen. 1 |
| Battery connector | Deans (2021+ version) | Tamiya (2020 version) |
TK.45 CQB care and parts
- Disconnect the battery whenever you are not using the rifle.
- Charge with a charger made for your battery type (NiMH or Li-Po/Li-Fe).
- Keep the inner barrel and hop-up bucking clean if accuracy drops.
- Wipe the rifle down after each game and check screws and the rail before you play.
Find the manual and diagrams in the KWA Resources tab on this page, or in the Manuals & Diagrams library.
TK.45 CQB FAQ
What is the KWA Ronin TK.45 CQB?
A compact 6mm AEG airsoft pistol-caliber carbine from KWA’s Ronin line with adjustable FPS (VPS), an M-LOK TML6 rail and a drop-in ready gearbox.
How do I adjust the FPS?
From the stock with the included VPS tool. The range is 320–370 FPS.
Which magazines fit the TK.45 CQB?
TK.45 series magazines. It comes with one 80-round magazine, and the 120-round TK.45 magazine also fits.
Does the TK.45 CQB have recoil?
No. For electronic recoil, see the TK.45 AEG Recoil PCC.
Can I add an ETU?
Yes. The gearbox is drop-in ready for popular electronic trigger units.
Is a battery included?
No. It takes NiMH or Li-Po/Li-Fe batteries with a Tamiya connector (2020 version).
Can I pay for the Ronin TK.45 CQB AEG Variable PCC over time?
Yes. Choose Klarna at checkout to split it into 4 interest-free payments, or Affirm to pay over time. Both are subject to approval. See Payment Options.
Do I earn KWA Rewards points on the Ronin TK.45 CQB AEG Variable PCC?
Yes. KWA Rewards members earn 1 point for every $1 on orders of $50 or more, so the Ronin TK.45 CQB AEG Variable PCC earns about 400 points, worth $8.00 in store credit (50 points = $1). See KWA Rewards.
Is the TK.45 CQB covered by a warranty?
Every KWA gun is backed by KWA, with warranty support and in-house service in California. Protection Plus adds extended warranty coverage and a repair plan with no repair fee, discounted parts and free return shipping. See the Protection Plus page for plan details.















