Birchwood Casey Gun Cleaning Patches 7mm 38 Caliber 1 3 4 Inch Square 40 Pack BC 41165 UPC 198954003991
Product Description
The Birchwood Casey® Gun Cleaning Patches 40-Pack (SKU: BC-41165 / UPC: 198954003991) delivers match-grade bore cleaning and maintenance capability in a lightweight, field-ready configuration optimized for riflemen, handgun shooters, and tactical armorers. Precision-cut to 1-3/4 inches square, these patches provide the exact cross-sectional surface area required to establish full 360-degree radial contact against the lands and grooves of 7mm through .38 caliber rifle and pistol barrels, lifting abrasive carbon buildup, powder residue, and heavy copper jacket fouling without abrading match crowns.
Manufactured using an advanced double cross-weave pattern, each patch pairs high-friction mechanical scrubbing power with outstanding capillary fluid absorption. The 100% lint-free construction eliminates loose threads, stray strands, and cotton debris that can choke gas ports, jam ejector raceways, or foul tight match chambers. Even when thoroughly soaked with aggressive bore cleaners, copper solvents, or synthetic CLP lubricants, the reinforced textile matrix preserves its structural integrity without disintegrating or punching through.
Supplied in a durable, resealable weather-resistant pouch, this 40-count pack stows neatly into range bags, buttstock storage compartments, tactical chest rigs, or mobile gunsmithing rolls. Engineered for universal deployment over caliber-matched brass piercing jags or through slotted nylon tips, the 1-3/4-inch square shape centers cleanly on the rod axis to deliver smooth, consistent resistance throughout the entire bore stroke.
*Armorer Bench Notes & Real-World Staging Guidance:*
Fitment Matrix: Calibrated specifically for all 7mm to .38 caliber barrels (7mm Rem Mag, 7mm-08, 7mm PRC, .308 Win / 7.62 NATO, .30-06 Springfield, .300 Win Mag, .300 Blackout, 7.62x39mm, .338 Lapua Mag, .350 Legend, 9mm Luger, .38 Special, and .357 Magnum). Compatible with standard 8-32 threaded cleaning rods and caliber-specific jags. CRITICAL: Do not force through sub-7mm barrels (.223/5.56, 6mm, or 6.5mm) to prevent jamming or bending cleaning rods in the bore. Always use a caliber-appropriate bore guide and push patches exclusively from breech to muzzle. Never reverse a dirty, carbon-saturated patch rearward back through the throat or into the chamber.
- Ensure the host firearm is completely clear, magazine removed, and chamber visually and physically verified empty.
- Install a caliber-aligned bore guide into the receiver or bolt raceway to shield the action and fire control group from chemical runoff.
- Center a Birchwood Casey 1-3/4-inch square patch over the tip of a caliber-matched piercing jag or thread it through a slotted loop, then saturate it with your chosen bore solvent or copper remover.
- Push the wet patch smoothly in a single continuous forward motion from breech to muzzle, letting the contaminated patch release and fall free past the muzzle crown.
- Cycle consecutive dry patches through the bore until they exit clear, inspect the rifling with a bore light, and push a final patch lightly coated with synthetic gun oil to protect the bore against storage oxidation.
Key Features
- Convenient 40-Count Field Pack: Compact profile slips easily into range bags, hunting packs, and mobile field kits without taking up valuable gear space.
- Double Cross-Weave Pattern: Textured multidirectional weave provides aggressive bore-scrubbing power to lift copper and carbon fouling without fraying.
- 100% Lint-Free Construction: Prevents loose cotton fibers from lingering in chamber flutes, gas ports, or bolt lug recesses.
- High-Capacity Chemical Absorbency: Retains generous quantities of bore cleaners, copper strippers, and synthetic CLP for consistent fluid delivery.
- Precision 1-3/4 Inch Square Geometry: Engineered specifically to create optimal radial bore seal across 7mm to .38 caliber barrels.
- Resealable Zip Bag: Heavy-gauge protective packaging seals out moisture, dirt, and range dust to ensure patches remain clean until deployed.
Product Specifications
- Brand: Birchwood Casey®
- Model/Series: Gun Cleaning Patches (1-3/4" Square, 40 Pack)
- MPN / SKU: BC-41165 / BC41165
- UPC: 198954003991
- Caliber Compatibility: 7mm to .38 Caliber (7mm Rem Mag, 7mm PRC, .308 Win, .30-06, .300 Win Mag, .338 Lapua, .350 Legend, 9mm, .357 Mag, .38 Spl)
- Patch Shape / Dimensions: Square, 1.75" x 1.75" (4.45 cm x 4.45 cm)
- Material: Lint-Free Double Cross-Weave Cotton / Synthetic Blend
- Quantity: 40 Patches per Package
- Packaging: Compact Resealable Zipper Storage Pouch with Hang Hole
- Country of Origin: United States / Imported
