Breakthrough Brass Jags

Precision brass jags for a cleaner bore

Breakthrough Clean Technologies Brass Jags are machined for a precise fit to your firearm’s calibre. Use the correctly sized jag with a cleaning patch and rod to help remove excess powder, copper, debris and solvent during routine firearm maintenance.

Choose the right variant

Each option is a calibre-specific brass jag. Match your firearm to the table below before ordering.

Features

• Calibre-specific fit: Each jag is machined to suit the listed calibre range and stamped with its calibre.
• Brass construction: Durable brass design for regular firearm cleaning.
• Patch-ready: Cover the jag with a suitable cleaning patch to clean the bore effectively.
• Cleaning rod compatible: Choose the variant with the thread that matches your cleaning rod.
• Easy to carry: A compact addition to your range bag, rifle cleaning kit or firearm maintenance supplies.

12 gauge variant

The 12GA brass jag is made for 12-gauge shotgun cleaning and uses a #5/16-27 shotgun thread. To connect it to a standard #8-32 cleaning rod, you’ll need the Breakthrough Brass Shotgun Rod Adapter, 8-32 Male to 5/16-27 Female (SKU BTSRA51627). The jag is machined for a precise fit and can be covered with a suitable cleaning patch to help remove powder, debris and solvent.

• SKU: BT-12GBJ
• UPC: 852712005626
• Material: Brass
• Weight: 0.1 lb

Thread note: The .17 calibre option uses a #5-40 thread, the rifle-calibre options use #8-32, and the 12GA option uses #5/16-27. Check your cleaning rod thread before selecting a jag.