The NEW AR-15 300 AAC Blackout Bore Guide works on any 30 caliber AR-15. The Nozzle extends inside the chamber to prevent solvent from leaking into the action. A solvent port is conveniently located to the rear of the guide which extends out of the upper making it easily accessible during cleaning. Made of precision CNC machined aluminum with a durable anodized finish.

• Protects chamber & bore from damage
• Ensures proper rod alignment for easier cleaning
• Reduces solvent leakage into gun’s action
• Anodized aluminum for durability
• Integrated solvent port
• Secures in place with dust cover engagement
• 300 AAC Blackout Bore Guide fits all AR-15 Calibers up to .30 Cal.