My Account (Sign in)
Your basket is empty.
0
Basket
Help and contact
Free standard delivery over £199
100-day return policy
Brownells UK - World's Largest Supplier of Gun Parts, Gunsmith Tools & Shooting Accessories United Kingdom
My Account (Sign in)
Shopping list
(0)
Basket
Newsletter Newsletter
Sale
Home Popular AR-15 Lower

AR-15 Lower

AR-15 Lower Rifle Parts
AR-15 Lower > Rifle Parts - Preview 0 AR-15 Lower > Rifle Parts - Preview 1 AR-15 Lower Handgun Parts
AR-15 Lower > Handgun Parts - Preview 0 AR-15 Lower > Handgun Parts - Preview 1 AR-15 Lower Shotgun Parts
AR-15 Lower > Shotgun Parts - Preview 0 AR-15 Lower > Shotgun Parts - Preview 1 AR-15 Lower Magazines
AR-15 Lower > Magazines - Preview 0 AR-15 Lower > Magazines - Preview 1 AR-15 Lower Shooting Accessories
AR-15 Lower > Shooting Accessories - Preview 0 AR-15 Lower > Shooting Accessories - Preview 1 AR-15 Lower Gunsmith Tools
AR-15 Lower > Gunsmith Tools - Preview 0 AR-15 Lower > Gunsmith Tools - Preview 1 AR-15 Lower Optics & Mounting
AR-15 Lower > Optics & Mounting - Preview 0 AR-15 Lower > Optics & Mounting - Preview 1 AR-15 Lower Gun Cleaning & Chemicals
AR-15 Lower > Gun Cleaning & Chemicals - Preview 0 AR-15 Lower > Gun Cleaning & Chemicals - Preview 1

Restrict search
  • Products
  • Bestseller
  • Top rated
  • Sale
  • New
then

AR-15 Lower - Products

101 - 120 of 930 results
🔫 Upgrade your AR-15 with the Battle Arms Enhanced Modular Mag Release Kit for faster, more reliable mag changes. Easy install, robust design. Learn more! ✅
BATTLE ARMS DEVELOPMENT INC. AR-15 INVESTMENT CAST ENHANCED MODULAR MAG RELEASE KIT
AR-15 INVESTMENT CAST ENHANCED MODULAR MAGAZINE RELEASE KIT
BATTLE ARMS DEVELOPMENT INC.
In stock
£44.90 *
Magazine Releases
0
🎯 Upgrade your AR-15 with the Midwest Industries Enhanced Drop-In Curved Trigger! Single-stage 3.5lbs pull for precision shooting. Easy install. Shop now! 🔫
MIDWEST INDUSTRIES AR-15 ENHANCED TRIGGER DROP-IN CURVED SINGLE STAGE 3.5LBS
AR-15 ENHANCED DROP-IN CURVED TRIGGERS SINGLE STAGE 3.5LB
MIDWEST INDUSTRIES
In stock
£254.90 * £254.90 - £334.90*
Triggers
0
🎯 Upgrade your AR-15 with the CMC Triggers PCC 9MM Single-Stage Trigger! Experience a crisp, 3 lb pull for faster shots. Perfect for competition & fun. Learn more! 🔫
CMC TRIGGERS PCC 9MM TRIGGER SINGLE STAGE CURVED 3 LB
AR-15 PCC 9MM TRIGGERS
CMC TRIGGERS
In stock
£239.90 *
Triggers
0
Upgrade your AR-15 with the Enhanced Lower Parts Kit by Battle Arms Development 🔧 Precision engineered with Investment Cast items for robust performance. Get started on your build today! 🔫
BATTLE ARMS DEVELOPMENT INC. AR-15 INVESTMENT CAST COMPLETE ENHANCED LOWER PARTS KIT
AR-15 INVESTMENT CAST COMPLETE ENHANCED LOWER PARTS KIT
BATTLE ARMS DEVELOPMENT INC.
Reordered
£169.90 *
0
Upgrade your AR-15 with NiB-X® Coated Disconnector by Wmd Guns for unmatched durability & smooth action 🛠️🔩 Superior corrosion resistance & easy cleaning. Get yours now! ✨
WMD GUNS NIB-X® AR-15 DISCONNECTOR
AR-15/ 308 AR NiB-X® COATED DISCONNECTOR
WMD GUNS
In stock
£22.90 *
Disconnectors
0
Upgrade your AR-15 with Wmd Guns NiB-X® Coated Trigger 🎯. Experience durability, corrosion resistance, and smooth operation. Shop now for easier maintenance and enhanced performance! 🔧🛡️
WMD GUNS NIB-X® AR-15 TRIGGER
AR-15/ 308 AR NiB-X® COATED TRIGGER
WMD GUNS
In stock
£39.90 *
Triggers
0
🔒 Upgrade your AR-15 with Armaspec's Anti-Walk Trigger/Hammer Pins! Ensure reliability with 🇺🇸 made, stainless steel pins. Get started now & secure your build! 🔧
ARMASPEC ANTI-WALK TRIGGER/HAMMER PINS W/ KEYS
ANTI-WALK TRIGGER/HAMMER PINS W/ KEYS
ARMASPEC
In stock
£23.90 *
Trigger Pins
0
Upgrade your AR-15 with the Geissele Premium Mil-Spec Buffer Tube 🛠️ Precision-machined from 7075-T6 Aluminum, this USA-made tube ensures top performance. Shop now for quality AR-15 parts! 🔫
GEISSELE AUTOMATICS AR-15 PREMIUM BUFFER TUBE BLACK
AR-15 PREMIUM BUFFER TUBES MIL-SPEC
GEISSELE AUTOMATICS
In stock
£94.90 * £94.90 - £104.90*
Buffer Tubes
0
Transform your AR-15 into a 9mm powerhouse with Hahn Precision's top-loading conversion block 🛠️. No mods needed! Perfect for Colt & UZI mags. Shop now! 🔫🎯
HAHN PRECISION TOP-LOADING 9MM CONVERSION BLOCK
AR-15/M16 9MM DROP-IN CONVERSION BLOCKS
HAHN PRECISION
In stock
£219.90 * £219.90 - £249.90*
Caliber Conversion Kits
5
Upgrade your AR-15 with the Strike Industries Picatinny Stock Adapter 🛠️. Easy to install, durable aluminum, and versatile for stocks/stabilizers. Get started now! 🔫
STRIKE INDUSTRIES AR-15 PICATINNY STOCK ADAPTER FDE
AR-15 PICATINNY STOCK ADAPTER
STRIKE INDUSTRIES
In stock
£84.90 * £79.90 - £84.90*
Adapter
0
🎯 Enhance your AR-15 experience with the HIPERFIRE Hipertrain® Trigger Demonstrator! Perfect for dry fire practice & showcasing trigger feel. Get yours in Coyote Tan! 🔫
HIPERFIRE AR-15/10 HIPERTRAIN® TRIGGER DEMONSTRATOR COYOTE TAN
AR-15 HIPERTRAIN® TRIGGER DEMONSTRATORS
HIPERFIRE
In stock
£64.90 *
Trigger Tools
0
🎯 Perfect your AR-15 trigger feel with the HIPERFIRE Hipertrain® Trigger Demonstrator! Ideal for retailers & shooters for dry fire practice. Learn more! 🔫💡
HIPERFIRE AR-15/10 HIPERTRAIN® TRIGGER DEMONSTRATOR YELLOW
AR-15 HIPERTRAIN® TRIGGER DEMONSTRATORS
HIPERFIRE
Reordered
£64.90 *
Trigger Tools
0
Upgrade your AR-15 with Phase 5 Tactical EBR V3 Extended Bolt Release 🎯 Quick reloads & malfunction clearing at your fingertip! Learn more & enhance your rifle now. 🔫
PHASE 5 TACTICAL AR-15 EBR V3 EXTENDED BOLT RELEASE
AR-15 EBR V3 EXTENDED BOLT RELEASE
PHASE 5 TACTICAL
In stock
£74.90 *
5
🔥 Upgrade your AR-15 with the sleek Battle Arms SABERTUBE Rifle Length Stock Combo! Durable, stylish & fits mil-spec lowers. Get yours now! 🎯 Learn more.
BATTLE ARMS DEVELOPMENT INC. AR-15 SABERTUBE RIFLE LENGTH LIGHTWEIGHT STOCK COMBO
AR-15 SABERTUBE RIFLE LENGTH STOCK COMBO
BATTLE ARMS DEVELOPMENT INC.
Reordered
£264.90 *
Buttstocks
0
🔧 Simplify your AR-15 build with the Obsidian Arms Armorer's Pivot Pin Detent Tool. 🛠️ Made from durable 4140 steel with a lifetime warranty. Get yours now! ✨
OBSIDIAN ARMS AR-15 ARMORER'S PIVOT PIN DETENT TOOL
AR-15 ARMORER'S PIVOT PIN DETENT TOOL
OBSIDIAN ARMS
In stock
£26.90 *
Pin Tools
0
🔧 Complete your AR-15 build or refresh your lower receiver with the ERGO GRIPS Spring Kit. All essential springs included for peak performance! ✨ Get started now!
ERGO GRIPS LOWER RECEIVER SPRING KIT
AR-15/M16 LOWER RECEIVER SPRING KIT
ERGO GRIPS
In stock
£15.90 *
Trigger Springs
5
🔥 Upgrade your AR-15 with the Armaspec B1 Extended Mag Release! Easy mag drops without grip shifts. Perfect for 5.56/.223 & 7.62/.308 lowers. Shop now! ✨
ARMASPEC B1 EXTENDED MAG RELEASE BLACK
AR-15 B1 EXTENDED MAG RELEASES
ARMASPEC
Reordered
£34.90 *
Magazine Releases
0
🔧 Upgrade your AR-15 assembly with the GEISSELE AUTOMATICS LLC Reaction Block! Perfect for stabilizing lower receivers. Rotate with ease & save time. Learn more! 🔩
GEISSELE AUTOMATICS AR-15/M4 REACTION BLOCK(MIL-SPEC BUFFER TUBE ONLY)
AR-15/M4 REACTION BLOCK
GEISSELE AUTOMATICS
In stock
£254.90 *
Bench & Vise Blocks
5
Show 20 more results (Page 7)
Loading
101 - 120 of 930 results
Why order from us?
Unrivaled Product Selection

You want it? We got it!

Expert Customer Advice

Via Phone, Chat & Email

US Goods to your doorstep

No customs, no problems

100 days Returns

Shop with a peace of mind

Offers, Promotions & Exclusive Products

Through our weekly newsletter

Shamelessly Honest

We encourage critical product review

Fair Pricing

We pursue a sustainable pricing policy

We won't leave you stranded

Our entire team is made up of passionate gun enthusiasts

 

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.

© 2024 Brownells UK
Part of the Brownells Europe Group

Logo Brownells
Classical view Mobile view