What cleaning rod thread size does the Kleenbore JAG234 use, and will it fit my existing gear in Australia?

The JAG234 features standard American #5/16-27 male threads designed for 12-gauge shotgun cleaning rods. If you are using standard American-threaded rods commonly available in Australia, it screws straight on. However, if you are operating British or European metric rods such as Parker-Hale style, you will need a thread adapter to use this jag.

Can I use this 12 gauge jag in my 16 gauge or 20 gauge shotguns?

No, the JAG234 is built exclusively for 12-gauge shotguns and is strictly incompatible with smaller bores like 16 GA, 20 GA, or 28 GA. For smaller shotgun bores, you will need to transition to a dedicated smaller jag such as the Kleenbore JAG233.

How does the barbed pointed design secure cleaning patches compared to slotted holders?

The Kleenbore JAG234 incorporates an exclusive barbed spear point that pierces and securely anchors cleaning patches directly onto the tip. This prevents solvent-soaked or dry patches from slipping off when pushed down the full 12-gauge barrel or when reversing strokes during intensive cleaning sessions.

12 Gauge Shotgun Jag - Kleenbore JAG234

The Kleenbore 12 Gauge Barbed Pointed Aluminum Jag is a dedicated shotgun bore-cleaning accessory engineered to secure cleaning patches and apply solvents evenly across the full interior surface of smoothbore barrels. Machined from lightweight aluminum with an anodised black finish, the jag utilizes a barbed spear-point design that pierces and anchors dry or solvent-soaked patches to prevent them from detaching during bore passes. Built with a male American standard shotgun #5/16-27 thread, it attaches directly to compatible cleaning rods to provide 360-degree contact for extracting carbon, lead, and plastic wad fouling without damaging the barrel steel.

Key Features

Barbed Spear-Point Tip: Pierces and firmly grips cleaning patches to prevent slippage inside the bore during forward strokes and solvent application.
Full 360-Degree Contact: Sized specifically for 12-gauge bores (nominal 0.729 in / 18.5 mm diameter) to press patches flush against the entire internal circumference.
Bore-Safe Machined Aluminum: Non-abrasive, anodised aluminum construction is softer than barrel steel, preventing scratching or wear on smoothbore interiors.
Standard Thread Interface: Features male #5/16-27 threads for direct mounting onto standard shotgun cleaning rods.

Product Specifications

Calibre/Gauge Compatibility: 12 Gauge (nominal 0.729 in / 18.5 mm bore diameter)
Thread Pitch: #5/16-27 male thread
Material: Machined aluminum
Finish: Anodised black
Operating Type: Manual cleaning accessory
Package Weight: Approx. 0.03 kg (30 g)
Package Dimensions: Approx. 10.6 cm × 6.7 cm × 2.4 cm
Country of Manufacture: United States

Who is the Kleenbore 12 Gauge Barbed Pointed Aluminum Jag for?

12 gauge waterfowl and game hunters — Designed for 12-gauge shotguns (nominal 18.5 mm bore diameter), this 12-gauge shotgun cleaning jag ensures full 360-degree surface contact to efficiently strip heavy field fouling, moisture, and carbon after wet hunting trips.
Sporting clay, trap, and skeet shooters — Utilises a #5/16-27 thread to mount onto standard shotgun rods, allowing target shooters running high shell counts through 12-gauge barrels to remove stubborn plastic wad residue with even patch pressure.
Tactical 12 gauge shotgun owners — Sized for standard 12-gauge shotgun barrels and threaded to #5/16-27, providing a secure barbed anchor that holds patches firmly during solvent application and deep cleaning of duty or defensive smoothbores.

Less suitable for: Shotgun barrels smaller than 12-gauge (nominal 0.729 in / 18.5 mm bore); sub-gauge firearms including 16 GA, 20 GA, or 28 GA require a dedicated smaller-diameter sub-gauge jag sized specifically for those tighter bore dimensions.

SKU	KLB41011LP
Model #	JAG234
Brand	Kleenbore
Shipping Weight	1.0000kg

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Kleenbore Jag234 12 Gauge Aluminum Jag Barbed Pointed

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