5/16-27 to 8-32 Shotgun Cleaning Rod Adapter

In stock
SKU: AD-0001-009
Product

5/16-27 to 8-32 Shotgun Cleaning Rod Adapter

In stock
SKU: AD-0001-009
$1.30

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Shotgun cleaning rods use 5/16-27 thread. Rifle and pistol accessories - brushes, jags, mops, slotted tips — use 8-32 thread. This brass cleaning rod adapter bridges the gap so you can use your standard 8-32 gun cleaning accessories on a shotgun rod, or mount shotgun-threaded attachments onto an 8-32 rod. One small adapter eliminates the need for a second cleaning rod.

If you own both a shotgun and a rifle or pistol, you already know the frustration: your 12 gauge bore brush won't thread onto the same rod as your .30 cal jag. The industry settled on two different thread standards decades ago, and shooters have been buying duplicate rods ever since. This thread adapter solves that problem permanently. Solid brass construction matches the material of your cleaning rod and accessories - it won't corrode from solvent exposure and won't damage the threads on either side.

Keep one of these in your gun cleaning kit and your shotgun rod becomes a universal rod. Thread the adapter on, attach any 8-32 brush or jag, and clean. No special tools, no forced threading, no stripped threads. A brass cleaning rod adapter that costs less than a single replacement brush but saves you from buying an entire second rod setup.


Product Type:
Thread Adapter
Material:
Brass
Compatible Firearms:
Shotgun, Universal
Item Function:
Thread Conversion
Thread Input:
5/16-27
Thread Output:
8-32
Number of Pieces:
1
Thread Conversion (from → to):
5/16-27 → 8-32
Country of Origin:
Imported (China)
Brand:
GUNNIX
What does a 5/16-27 to 8-32 adapter do?
It bridges the gap between shotgun and rifle/pistol cleaning accessories. Shotgun rods, brushes, and mops use 5/16-27 threads. Rifle and pistol accessories use 8-32 threads. This brass adapter threads onto one standard and accepts the other, so you can use your 8-32 rifle brushes and jags on a shotgun cleaning rod - or mount shotgun attachments on a rifle rod.
Why are shotgun and rifle cleaning rod threads different?
The industry settled on two standards decades ago based on bore size. Shotgun bores are large (0.410" to 0.729"), requiring thicker, sturdier accessories with 5/16-27 threads. Rifle and pistol bores are smaller, and the finer 8-32 threads keep the accessories compact enough to pass through tight bores. A third standard - 5-40 - exists for the smallest calibers (.17 and .20). This adapter eliminates the need to buy duplicate rods for different firearms.
Will this adapter strip my threads or come loose during cleaning?
No. The adapter is solid brass, precision-machined to fit both thread standards snugly. Brass is the same material as most cleaning rod tips and accessories - it threads smoothly without cross-threading or galling. Hand-tight is sufficient; don't use pliers. If the adapter feels loose, check for debris in the threads. A clean thread connection holds firm throughout a cleaning session.
Can I leave the adapter permanently attached to my cleaning rod?
You can, but it adds length to your rod tip, which may affect how accessories seat. Most shooters thread the adapter on when switching between firearm types and remove it when done. It takes two seconds to screw on. Keeping it in your cleaning kit means your shotgun rod doubles as a rifle/pistol rod whenever you need it.
Is this the same as an 8-32 to 5/16-27 adapter?
Depends on male/female orientation. A "5/16-27 to 8-32" adapter has a 5/16-27 female end (accepts shotgun rod) and an 8-32 female end (accepts rifle accessories) - or the reverse. Check the product description for male vs. female on each end. The GUNNIX adapter is designed so your existing rod threads into one end and your accessories thread into the other, regardless of which type of rod you own.

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