
- CNC-machined unibody construction
- High-flow design for reliable airflow
- Adjustable output pressure from 40 to 200 PSI
The MechLabs Flo J Regulator is a compact, high-performance HPA regulator designed for players who want reliable airflow, fast recharge and consistent output pressure in a simple, beginner-friendly package. Made in Taiwan using premium materials, the Flo J is suitable for both new HPA setups and players looking for a reliable secondary regulator.
The regulator body is CNC-machined from a single block of 6061 anodised aluminium, providing a lightweight yet highly durable construction. Inside, stainless steel and brass alloy components are used throughout to withstand pressure and resist wear over time.
Designed specifically for solenoid HPA engines and GBB platforms, the Flo J delivers high airflow and a fast recharge rate to help maintain stable output pressure during rapid firing. Output pressure can be adjusted from 40 to 200 PSI, making it suitable for a wide range of HPA applications.
The Flo J is available in a choice of anodised finishes, allowing you to match your regulator to the rest of your setup. Whether you're building your first HPA rig or adding a dependable backup regulator to your kit, the MechLabs Flo J provides a straightforward combination of performance, durability and ease of use.
Fast Delivery
Delivery & Postage
Here at Patrol Base, we send all our packages from our Warehouse based in the UK with the exception of European Warehouse Items. All of our parcels are sent with specially picked couriers to ensure your parcels get to you on time and in one piece.
For more information please check out our Delivery Information Page.
Estimates
Below are some rough postage prices for orders. Please note these are subject to change and are only a rough guide. For a more accurate postage estimate please use the Postage Calculator at the basket.
UK 3-5 day Standard
£6.95
From
1-2 Working Day Dispatch UK mainland
£9.95
From
Highlands / Islands
£24.99*
From
* Please note that Scottish Highlands, and Islands postage prices can vary wildly. Please refer to the Postage Calculator at the basket for the lowest possible price.
Returns
We want you to be absolutely happy with our products and services, so we provide the simple Patrol Base guarantee: if on receiving your item you are unhappy with your item for any reason then simply send it back to us. We will replace or refund the item.
You can return any item for any reason whatsoever, even if you have just changed your mind, within 14 days of receipt of the order. This is in addition to your rights under the Consumer Protection (Distance Selling) Regulations 2000.
For more information on returning products, and how to do it please visit our Returns Policy Page.
Description
Features
- High-flow design for reliable airflow
- Fast recharge rate for consistent performance during rapid fire
- Adjustable output pressure from 40 to 200 PSI
- CNC-machined unibody construction
- Manufactured from a single block of 6061 anodised aluminium
- Stainless steel and brass alloy internal components
- Designed for solenoid HPA engines and GBB platforms
- Lightweight and durable construction
- Beginner-friendly design
- Available in multiple anodised colours
Package Includes
- MechLabs Flo J HPA Regulator
Special Instructions
Use of HPA in GBB pistols will cause increased wear over time. None of the GBB pistols we sell are designed for use with HPA. The use of an HPA adapter is considered a modification. As such, the warranty of your RIF/IF through Patrol Base does not cover the use of HPA adapters. Please consider this carefully before making your purchase.
Specification
General
Over 18 | Yes |
|---|---|
Item Colour | Grey, Red, Green, Blue, Pink, Gold, |
Warnings | Use of HPA is considered a "modification" and is not covered by your warranty. This regulator is designed for US Spec air-line fittings and won't fit EU spec lines. |

