My Account (Sign in)
Your basket is empty.
0
Basket
contact us by phone Help and contact
Free standard delivery over £199
100-day return policy
My Account (Sign in)
Wish list
Your basket is empty. (0)
Basket
Newsletter Newsletter
Sale

Over 300,000 customers - we say thank you!

4.93/5 "Very good" (1400+ reviews)

40,000+ products for hunting and shooting sports

Support

The Knight's Armament SR-30 IWS Complete Lower Receiver features ambidextrous controls, a 4.5-pound trigger, and a durable forged lower, ideal for .300 Blackout builds.
-15 %

KNIGHTS ARMAMENT SR-30 LOWER RECEIVER COMPLETE 300BLK

819064015130 100027983

Restrictions

This product is only available for sale in United Kingdom

  • Is a 'Call to order' product.

Top takeaways

  1. The Knight's Armament SR-30 IWS Complete Lower Receiver is designed for the .300 Blackout cartridge and includes ambidextrous controls and a two-stage match trigger.
  2. It features a black anodized finish, is marked for 300 AAC Blackout, and comes with a Magpul MOE SL-S Carbine Stock.
  3. The lower receiver is fully equipped with internal components, a Combat Trigger Guard, and is attached to a six-position buffer tube.

Attributes

  • Cartridge: 
    300 AAC Blackout
  • Colour: 
    Black
  • Finish: 
    Anodized
  • Model: 
    SR-30
  • Style: 
    Complete
  • Weapon type: 
    Knights Armament Company
  • Delivery weight: 1.633kg
  • Shipping height: 114mm
  • Shipping width: 216mm
  • Shipping length: 470mm
  • UPC: 819064015130

Item details

Made in USA
US export classification: 0A509.b
1159.48 1159.48 1 GBP
-15 %
MSRP £1,359.90
1159.48 GBP £1,159.48 You save £200.42

Prices inclusive of duty & VAT.

Product no.: 100027983

Mfr. No.: 31742

819064015130
Not available
Be the first to rate this product

Not available.

100-Day Return Policy
No charges until we ship
No charge:
Your credit card will not be charged when you place your order.

No commitments:
You are under no obligation until the goods are shipped. You can cancel your order at any time before shipping - free of charge.

Not until shipping:
Your credit card will only be charged once we ship your order. Not before.
Wish List Ask question
order by phone
1159.48 1159.48 1 GBP
Description Specification Customers reviews Accessories

KNIGHTS ARMAMENT SR-30 LOWER RECEIVER COMPLETE 300BLK

-15 %
MSRP £1,359.90
1159.48 GBP £1,159.48 You save £200.42

Prices inclusive of duty & VAT.

Is a 'Call to order' product.
Requires order by phone

Description:

Restrictions

This product is only available for sale in United Kingdom

  • Is a 'Call to order' product.

Top takeaways

  1. The Knight's Armament SR-30 IWS Complete Lower Receiver is designed for the .300 Blackout cartridge and includes ambidextrous controls and a two-stage match trigger.
  2. It features a black anodized finish, is marked for 300 AAC Blackout, and comes with a Magpul MOE SL-S Carbine Stock.
  3. The lower receiver is fully equipped with internal components, a Combat Trigger Guard, and is attached to a six-position buffer tube.

Attributes

  • Cartridge: 
    300 AAC Blackout
  • Colour: 
    Black
  • Finish: 
    Anodized
  • Model: 
    SR-30
  • Style: 
    Complete
  • Weapon type: 
    Knights Armament Company
  • Delivery weight: 1.633kg
  • Shipping height: 114mm
  • Shipping width: 216mm
  • Shipping length: 470mm
  • UPC: 819064015130

Item details

Made in USA
US export classification: 0A509.b

Customers reviews

Customer ratings (0)

0 / 5

Oops! Something went wrong.

We encountered an error while loading this content. Please refresh the page to continue. If the issue persists, contact our customer support.

Site Navigation
Product Categories
Ordering
Customer Service

Welcome!

to Brownells UK, your destination for anything gun related. With our roots in a genuine passion for firearms, we bring you an unmatched selection of Gun Parts, Firearm Accessories, Gunsmithing Tools, Scopes & Red Dot Sights and Expert Knowledge.

Whether you're looking to maintain, repair, or upgrade, we've got what you need!

For Shooters, By Shooters
We share your enthusiasm and know exactly what you're looking for because we're part of the community.

Massive Selection
From the essentials to the unique, find everything under one roof.

Our blend of tradition and innovation
Shop with the convenience of modern technology, backed by a legacy of experience.

Browse our collection and discover why we're the trusted name in shooting sports & hunting.

Brownells Norge - Komplett utvalg av ladeutstyr, våpendeler, kuler, hylser, kikkerter, optikk og luftvåpen Brownells Österreich - Einer der größten Lieferanten für Waffenteile, Büchsenmacherzubehör & Schießsportzubehör Brownells Switzerland - Einer der größten Lieferanten für Waffenteile, Büchsenmacherzubehör & Schießsportzubehör Brownells Deutschland - Einer der größten Lieferanten für Waffenteile, Büchsenmacherzubehör & Schießsportzubehör Brownells France - Le plus grand fournisseur d'Accessoires pour le tir, Pièces détachées & Outils d'Armurier Brownells Iberica - El mayor proveedor de accesorios para el Tiro, Piezas y herramientas del armero. Brownells Sverige - Världens största leverantör av Vapendelar, Vapensmide Verktyg & Skyttetillbehör Brownells Suomi Brownells Italia - Il negozio del più grande rivenditore di componenti e accessori per armi da tiro, difesa e caccia Brownells Polska - Największy na świecie dostawca części broni, narzędzi rusznikarskich & akcesoriów strzeleckich Brownells Česko - Největší světový dodavatel součástí zbraní, střeleckého příslušenství a zbrojního nářadí
*
Prices inclusive of duty & VAT.

© 2026 Brownells UK
Part of the Brownells Europe Group

Logo Brownells
Classical viewClassical view Mobile viewMobile view
Back to top