Nylon Bolt Carrier Brush

The Breakthrough Clean Technologies® .308 Cal & 7.62mm Bolt Carrier Brush is designed for deep, precision cleaning of AR-10 .308 bolt carriers. Featuring stiff nylon bristles, this brush effectively removes heavy carbon buildup and fouling, ensuring smooth firearm performance. The rugged brass core adds durability, while the #8/32 thread allows for easy attachment to Breakthrough Clean Technologies® stainless steel rods. A must-have for maintaining your AR-10's reliability and longevity.

• .223 cal. / 5.56mm bolt carrier brush
• Fits AR-15 .223 cal. / 5.56mm bolt carriers for precision cleaning
• Stiff nylon bristles easily attack heavy fouling
• Rugged brass core
• #8-32 thread for attachment to Breakthrough® Clean stainless steel rods

• PRECISION FIT: Designed for AR-10 .308 bolt carriers for thorough cleaning.
• HEAVY-DUTY NYLON BRISTLES: Effectively remove tough carbon buildup and fouling.
• DURABLE BRASS CORE: Provides strength and longevity for repeated use.
• STANDARD THREAD SIZE: #8/32 thread fits Breakthrough Clean Technologies® stainless steel rods.
• ESSENTIAL MAINTENANCE TOOL: Helps maintain firearm performance and reliability.

• .223 cal. / 5.56mm bolt carrier brush
• Fits AR-15 .223 cal. / 5.56mm bolt carriers for precision cleaning
• Stiff nylon bristles easily attack heavy fouling
• Rugged brass core
• #8-32 thread for attachment to Breakthrough Clean Technologies® stainless steel rods

• SKU: BT-308NBCB-AR
• UPC: 852712005916
• Color: Multi
• Material: Nylon
• Size: .30, .308 Caliber/7.62
• Weight: 0.1 lb

• SKU: BT-223NBCB-AR
• UPC: 852712005893
• Color: Multi
• Material: Nylon
• Size: .22, .223 Caliber/5.56
• Weight: 0.1 lb