Tipton Rifle Nylon Bore Brush 30/32 Caliber, 10-pk. These Nylon Bore Brushes clean while protecting the bore from abrasion. All brushes have 8 x 32 male threads except the 17 caliber which have 5 x 40 male threads.
- Fits: All .30 Calibers (308 to 311 Bores)
- Nylon Bristles (.343 Diameter) Unaffected by Ammonia based solvents.
- Galvanized Plated Wire Core with Looped End and Crimped Coupler.
- Thread: Standard 8 / 32"
- Will Not Fit Outers Cleaning Rods