- Alloy construction
- ESA2.1 revised spring guide (2024) required
- Specna EDGE™/PRIME™ original replacement part
If you need a replacement lower receiver for your M4/AR-15 AEG, the Specna Arms Lower Receiver is a solid option. Originally designed as an OEM replacement part for the Specna Arms EDGE™ and PRIME™ series, it is also compatible with most M4/AR-15 AEG platforms when paired with the dedicated 2024 ESA2.1 revised spring guide.
Constructed from durable alloy and supplied with a pre-installed fire selector, this receiver is built to restore worn or damaged replicas without unnecessary hassle. Whether you're repairing a primary rifle, rebuilding a project gun, or keeping a reliable loaner platform running, this replacement lower offers a strong and cost-effective solution.
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
Dispatched with 24hr UK mainland
£8.95
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
- Alloy construction
- Fits most M4/AR-15 AEGs
- Includes fire selector, shell ejector window flap, front and rear pin, bolt catch and trigger pin
- Requires dedicated ESA2.1 revised spring guide (2024)
- Original replacement part for Specna Arms EDGE™/PRIME™ series
Package Includes
- Specna Arms Lower Receiver for Specna Arms EDGE™/PRIME™ AEGs
Specification
General
Parts & Accessories Type | External Parts |
|---|---|
External Part Type | Receiver, Receiver Parts, |
Package Includes | Lower receiver |
 | |
Construction
 | Black |
|---|---|
 | Alloy |
Part Specific
 | Assault Rifle, M4/AR-15 AEG, Specna Arms PRIME™ Series, |
|---|---|
 | Assault Rifle |
Compatible Power Source Type | Electric |