Sinclair International AR-15 .223/5.56mm Bore Guide (003-990-222) - UPC 050806111141 | Essential Chamber Protector for Cleaning

Protect your AR-15 chamber and ensure perfect rod alignment with the Sinclair AR-15 .223/5.56mm Bore Guide (Part #003-990-222, UPC: 050806111141). Crafted from durable Delrin plastic, this guide inserts through the ejection port to center the cleaning rod, preventing damage to the throat and leeching area while directing solvent forward. A must-have for every AR owner and armorer.

AR-15 Bore Guide: Professional Maintenance Tool

Designed specifically for AR-15/M4 platforms chambered in .223 Remington/5.56 NATO, with vents to prevent pressure buildup and solvent spray-back.

Product Specifications

• Caliber Compatibility: .223 Rem / 5.56mm NATO
• Platform: AR-15 / M16 / M4
• Material: High-strength Delrin nylon
• Insertion Point: Ejection port
• Rod Compatibility: Standard 17/64" to 8mm rods
• Part Number: 003-990-222
• UPC: 050806111141

Easy Installation & Use

1. Open the Action: Remove bolt carrier group.
2. Insert Guide: Slide into upper receiver via ejection port until seated.
3. Align Rod: Feed cleaning rod through guide channels.
4. Clean Confidently: Push patches/jags straight—no rifling damage.
5. Remove & Store: Pull out after cleaning.

Pro Tip: Pair with Sinclair's nylon cleaning rod for ultimate protection.

Critical Benefits

• Prevents Chamber Damage: Keeps rod centered, avoids peening throat.
• Solvent Management: Vents direct fumes forward, keeps action clean.
• Easy AR Disassembly Not Required: Cleans without full strip-down.
• Durable & Affordable: Tough Delrin lasts thousands uses.
• SEO Optimized: Sinclair AR15 .223 5.56 bore guide 003-990-222 UPC 050806111141 AR cleaning tool.

Gunner Testimonials

"Transformed my AR cleaning routine—no more bent rods!" – AR Build Forums.

Shop Sinclair 003-990-222

• Sinclair International
• MidwayUSA
• Brownells
• Precision Reloading
• Amazon

Maintain peak performance with the Sinclair AR-15 .223/5.56 Bore Guide (003-990-222)!

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