The Breakthrough Clean Technologies AR-15 Upper Receiver Brush Set (part no. BT-AR15UBS) packs the brushes a shooter needs to clean every hard-to-reach corner of an AR-15 upper without improvising with mismatched tools. The set includes brushes sized and shaped for the bolt carrier group channel, chamber, and other upper receiver surfaces that a standard bore brush can’t reach. Each brush threads onto a standard 8-32 cleaning rod, so it drops straight into an existing cleaning routine. Breakthrough built this set specifically around the AR-15 platform’s upper assembly, making it a practical add-on for anyone who already owns a general-purpose cleaning kit. It’s a focused tool for shooters who want a genuinely clean upper receiver after a range session, not just a quick wipe-down.

Key Specifications

• Includes brushes built specifically for AR-15 upper receiver surfaces, including the bolt carrier group channel.
• Threads onto a standard 8-32 cleaning rod, compatible with most existing cleaning kits.

Frequently Asked Questions

What thread pattern does this set use? It uses the standard 8-32 thread, compatible with most cleaning rods.

What part of the AR-15 is this set designed to clean? It targets the upper receiver, including the bolt carrier group channel and other hard-to-reach surfaces.

Buy the Breakthrough Clean AR-15 Upper Receiver Brush Set

Round out the cleaning kit with a set of brushes built specifically for the AR-15 upper. It reaches the corners a standard bore brush skips past. Order from Breakthrough Clean Technologies‘s gun cleaning supplies lineup and our Lubbock, Texas team will get it on its way to you.