Real Avid Bore Max Speed Clean Upgrade Set .270

Twice the bristle density of standard brushes for maximum scrubbing power. Stiff nickel plated phosphor bronze bristles reduce chemical breakdown in the bore and extend the life of the brush. To achieve maximum effectiveness there needs to be an optimal balance between bristle density and bristle flexibility. The bristle configuration of the Bore-Max Speed Brush provides maximum scrubbing density while retaining enough flexibility to effectively reach down into the lands and grooves. The elongat