The CVA .50 Caliber Bore Cleaning Brush makes cleaning of firearm bores easy and quick. It has a solid brass construction with bronze wire bristles that removes even the toughest of fouling.Features Fits any CVA ramrod Solid brass construction with bronze wire bristles Specifications Caliber: 0.50 Thread: 10" x 32" Bristle Material: Bronze Type: Cleaning Brush Quantity: 1 Height: 1" Width: 1.8" Length: 5"