Breakthrough Clean's BT17NBB Nylon Bristle Bore Brush .17 is engineered with a rugged brass core and stiff nylon bristles, designed to tackle heavy fouling with ease. This accessory is perfect for maintaining the pristine condition of your firearm, ensuring longevity and performance without scratching the bore. Ideal for routine cleaning after range time or hunting, Breakthrough Clean is renowned for its innovative cleaning solutions.

Key Features:
- Manufacturer: Breakthrough Clean
- Model: BT17NBB
- Product Type: Bore Brush
- Thread Pattern: #5-40
- Material: Brass Core
- Bristle Type: Nylon