Birchwood Casey Bore Brush Stiff Nylon Construction Fits Rifles in .284/7MM Red. These brushes provide a thorough multi-directional scrubbing action. The nylon bristles return to their original shape and are very durable. Specifications for Birchwood Casey Bore Brush Stiff Nylon Construction Fits: Manufacturer: Birchwood Casey Additional Features: Brush Color: Red Fabric/Material: Nylon Weight: 0.06 lb Features of Birchwood Casey Bore Brush Stiff Nylon Construction Fits: Heavy-Duty Stiff Red Nylon Bristles For Long-Lasting Use Package Contents: Birchwood Casey Bore Brush Stiff Nylon Construction Fits