Tapco Rifle Brush 30Cal Nylon 2Pack. 30 CAL Nylon Rifle Brush - Heavy Duty Red Bristles - 2 Pack - TAPCO Heavy Duty Nylon Bristle bore brushes are made with a tightly wound brass core and oversized extra thick fill bristles. The thicker stiffer grade bristles allow for back and forth action and eliminate heavy fouling fast. Specifications for Tapco TAP22075 Rifle Brush 30Cal Nylon 2Pack: Manufacturer: Tapco Quantity: 2 Pack Fabric/Material: Nylon Tapco TAP22075 Rifle Brush 30Cal Nylon 2Pack