Brownells

This ported 9mm Luger barrel for Brownells Windowed Gen3 Glock® 19 slides is precision machined from premium 416R stainless steel for exceptional durability, with 1-10 twist rifling for outstanding...

New and improved kit now comes with a billet firing pin. Contains all the parts you need to complete the innards of an aftermarket slide or refurbish a factory slide to like-new standards. All the...

This Brownells AR-15 9mm Bolt Assembly is a no nonsense, go-to option for those building up a 9mm AR.As this platform becomes increasingly popular, we wanted to make sure we offered a highly reliable...

Our Match-Grade Barrel for the Glock® 21 is a premium barrel machined from hardened 416R stainless steel to precise dimensions, so it delivers a tight lockup that helps ensure superb accuracy. It's a...

The Brownells Match-Grade Conversion Barrel enables you to switch your .40 S&W chambered Glock® 23 to shoot 9mm Luger (9x19mm) ammo AND also improve its accuracy potential at the same time. It fits...

The Brownells Government Barrel Assemblies are manufactured by a US Government Contractor for M4 barrels, and held to exacting standards. These barrels all feature a hard chrome bore, applied over...

Manufactured in the US with the highest quality components, the BRN-15 Upper Receiver Groups are great starts for your next build. Pick your preferred bolt carrier group and charging handle to...

G20 Barrel 10mm Black NitrideMake/Model : Glock 20Cartridge : 10 mm AutoFinish : Black

Adding aftermarket components to an AR-15 doesn't have to be about practicality and utilitarianism. Sometimes, the look of a finished rifle plays into the selection of components. Get an eye-catching...

Replacement or spare Bolt Assembly for the Brownells BRN-4®. Completely assembled with ejector and extractor. Black nitride finished exterior makes for an extremely hard and durable part. Compatible...

LIMITED PRODUCTION RUN! Get the Shortest-Possible BRN-180® Without Having To Register It As an SBRThis special, limited-production model of our popular BRN-180S® complete upper receiver comes with a...

The Brownells BRN-22® Bolt Assembly is a perfect match if you are looking to complete a BRN-22™ receiver or replace a 10/22® bolt in an existing gun.A drop-in ready, billet stainless steel part, the...

The Brownells BRN-22® Bolt Assembly is a perfect match if you are looking to complete a BRN-22™ receiver or replace a 10/22® bolt in an existing gun.A drop-in ready, billet stainless steel part, the...

Features:Six position AR-15/M16/M4 receiver extension assemblyIncludes Mil-Spec receiver extension/buffer tube, receiver lock plate, lock-nut/castle nut, carbine buffer and carbine buffer...

AR-15 10.3'' A1 Barrel 1/2-28'' Chrome Moly NitrideThe base barrel configuration needed for a fast handling, lightweight barrel.Brownells Lightweight Carbine Barrels come in a variety of popular...

Fully self contained Upper Receiver Group, requires no messing with new buffers or recoil springs. Compatible with standard AR-15 lower receivers, easily set your rifle up for hunting season with the...

Brownells 14.7" A1 barrel. Threaded for 1/2x28. Chrome Moly lined. Nitride coated.

Dissipator style barrel, rifle length gas system paired with 16 inch length.The rifle length gas system on this 16 inch 223 Wylde chambered barrel allows for a soft shooting configuration and fine...

Manufactured in the US with the highest quality components, the BRN-15 Upper Receiver Groups are great starts for your next build. Pick your preferred bolt carrier group and charging handle to...

Easy-to-install gas block features an integral fixed rail and a modular design that allows fast installation and removal of up to three, additional Picatinny rails for mounting lasers, lights, night...

New and improved kit now comes with a billet firing pin.Contains all the parts you need to complete the innards of an aftermarket slide or refurbish a factory slide to like-new standards. All the...

New and improved kit now comes with a billet firing pin.Contains all the parts you need to complete the innards of an aftermarket slide or refurbish a factory slide to like-new standards. All the...

New and improved kit now comes with a billet firing pin.Contains all the parts you need to complete the innards of an aftermarket slide or refurbish a factory slide to like-new standards. All the...

New and improved kit now comes with a billet firing pin.Contains all the parts you need to complete the innards of an aftermarket slide or refurbish a factory slide to like-new standards. All the...

The Brownells Iron Sight Slide for Glock®21® Gen3 enables you to build a custom Glock®-style pistol with a slide that sports distinctive front and rear cocking serrations. The front...

Contains all the parts you need to complete the innards of an aftermarket slide or refurbish a factory slide to like-new standards. All the parts in our Glock®43/43x/48 Slide Parts Kit are...

Whether or not you're running a Glock® G48 or G43X, there's no doubt that you could benefit from adding a red-dot sight to your self-defense system. Dot sights have been proven to speed up target...

With a Brownells Front Cut Slide for the Glock® 48 installed, you'll find your Glock® becomes easier to operate without any change in its reliability. The G48 greatest strength is that it lets you...

The Brownells frame parts kit contains all the parts to assemble Glock and SCT frames 17 or 19 sizes.All the parts in our frame parts kit are aftermarket and are made to the correct dimensions for...

Iron Sight Slide For Sig P320 Fullsize