KleenBore Double End Red Nylon Bristle Gun Brush - 20 Pack 2020141. Specially contoured broad head brush for aggressive cleaning and micro designed thin brush end for detailed precision cleaning. The lightweight handle featuring a dual-sided textured design provides enhanced grip and the bristles while flexible exhibit exceptional durability for tackling even the toughest cleaning. Specifications for KleenBore Double End Red Nylon Bristle Gun Brush: Manufacturer: KleenBore Fabric/Material: Nylon Package Contents: KleenBore Double End Red Nylon Bristle Gun Brush KleenBore 2020141: Double End Red Nylon Bristle Gun Brush - 20 Pack