Bore Tech Proof-Positive Nylon Brushes 22 Cal Rifle 8-32 Aluminum/Nylon 2.50" Nylon Brush Bore Techs Proof-Positive Nylon Bore Brushes Eliminate The False Indication Of Copper Fouling Found With Traditional Bronze Brushes And Copper removing cleaners. With Twice The Amount Of Oversized bristles, Double Wound cores, looped ends And Barrel Safe studs These Brushes Are exceptionally ridged And Provide Safe And Effective Scrubbing Action All While Setting The Standard For Nylon Brushes. Bristle Type: Nylon Length: 2.50" Material: Aluminum/Nylon Thread Pattern: 8-32
