What thread size does the Pro-Shot MPCH30 chamber mop use, and will it attach to standard Australian cleaning rods?

The MPCH30 features a standard industry #8-32 male thread interface. It will screw directly onto any cleaning rod or chamber tool equipped with a female #8-32 thread, though shooters using European-threaded rods may require an appropriate thread adaptor.

Can I use this chamber mop on hot rifle barrels during a high-volume shooting session in the outback?

It is recommended to let your rifle chamber cool down after firing before inserting the Pro-Shot cotton and wool mop. Exposing the natural soft fibres to extreme barrel heat can scorch or melt the material and damage the mop head.

Is this chamber mop capable of removing heavy, baked-on carbon fouling from my .308 rifle's locking lugs?

No, the MPCH30 is designed exclusively as a non-abrasive tool for swabbing out loosened carbon, applying solvents, or distributing protective gun oil. For heavy baked-on carbon or copper fouling in the locking lugs, you will need to use a dedicated phosphor bronze chamber brush prior to running this mop.

What cleaning rod pairs well with this .30 calibre chamber mop from the available Pro-Shot range?

The Pro-Shot 1PS-50-30/338 Stainless Steel Rifle Cleaning Rod is an ideal companion, offering the necessary length and robust construction for servicing .30 calibre rifle barrels and chambers.

.30 Caliber Chamber Mop - Pro-Shot MPCH30

The Pro-Shot AR-10 / .30 Caliber Military Style Rifle Chamber Mop (MPCH30) is a specialised maintenance accessory designed to clean and protect rifle breeches, chamber walls, and locking lug recesses. Constructed with a 100% natural soft cotton mop head over a rigid brass and steel core, it features a stepped, military-style profile contoured specifically for .30 calibre chambers. Weighing approximately 18 g, this non-abrasive tool is engineered to swab out loosened carbon, collect excess solvent residue after brushing, or evenly distribute protective rust-inhibiting oils across critical chamber surfaces without scratching metal interfaces.

Key Features

Stepped Dual-Zone Contour: Specifically shaped to match the dimensions of .308 Winchester and 7.62×51mm NATO chambers while reaching deep into locking lug recesses.
Scratch-Resistant Construction: Features a looped end design over a solid core to protect the breech face, chamber walls, and locking surfaces during rotation.
Non-Abrasive Absorption: Uses 100% natural cotton fibres to lift dissolved fouling, mop up cleaning chemicals, or apply a uniform film of lubricant.
Standard Thread Mounting: Outfitted with an industry-standard #8-32 male thread for direct attachment to compatible chamber cleaning rods and handles.

Specifications

Model / MPN: MPCH30
Threading: Standard #8-32 male thread
Material: 100% natural cotton mop with brass/steel core
Weight: Approximately 18 g
Calibre Compatibility: .30 calibre (.308 Winchester, 7.62×51mm NATO, AR-10 / LR-308 platforms)
Power Requirements: None (manual cleaning accessory)

Who is the Pro-Shot AR-10 / .30 Caliber Chamber Mop for?

AR-10 platform rifle owners — Needs a .30 calibre rifle chamber mop with a stepped military profile to swab wide semi-automatic breech interfaces and locking lugs using standard #8-32 male threaded cleaning rods.
Sporting and hunting rifle shooters — Requires a lightweight 18 g chamber mop contoured specifically to clear solvent pools and apply protective lubricant evenly across .308 Winchester bolt-action chambers.
Target shooters — Relies on a dedicated #8-32 threaded .30 calibre rifle chamber mop to pull out loose carbon fouling and residual solvent from 7.62×51mm NATO target rifle chambers following mechanical brushing.

Less suitable for: Chambers outside .30 calibre dimensions (such as .223 Rem / 5.56mm platforms requiring dedicated smaller mops), cleaning rods utilizing European or shotgun thread pitches without a thread adaptor, or the removal of hard, baked-on carbon and copper fouling, which requires a dedicated phosphor bronze or steel chamber brush.

SKU	PS41345LP
Model #	MPCH30
Brand	Pro-Shot
Shipping Weight	1.0000kg

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Pro-Shot Mpch30 Rifle Chamber Mop .30 Caliber 8-32 Thread

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