Hoppe's 9 Tynex Brush w/ Memory Bristles 20 Gauge Shotgun. OpticsPlanet Inc is an Authorized US Distributor for Hoppe's 9 Cleaning Kits. Tynex models will handle most cleaning jobs and built-in "memory" returns bristles to original shape. Tynex allows unique scrubbing action for thorough cleaning. Package Contents: Hoppe's 9 Tynex brush We offer complete line of Hoppe's 9 Cleaning Kits.For our complete selection of products by Hoppe's (Hoppe's) on sale please visit our Hoppe's page. For more Cleaning Kits please visit our Cleaning Kits store section. Hoppe's 9 1312: Tynex Brush - 20 Gauge w/ Memory Bristles 1312