Help and contact
(0) 
Newsletter
Upper Receivers - Precision and Performance in Every Shot
Upper receivers are a crucial component of a rifle, serving as the housing for the bolt carrier group and the charging handle. They play a vital role in the overall functionality and reliability of firearms. In this category, we feature top brands like BROWNELLS, AERO PRECISION, and ZRO DELTA, ensuring you have access to high-quality options. Our selection includes popular firearms such as AR-15, Fightlite Industries MCR, and Brownells BRN-180S. We offer a selection of 19 products from this brand to meet a variety of needs.- Products
- Bestseller
- Top rated
- Sale
- New
Upper Receivers - Products
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.
© 2026 Brownells UK
Part of the Brownells Europe Group
Classical view
Mobile view
