Hoppe's Slotted Tip 410 to 20 Gauge 5/16 x 27 Male Thread Polymer 1441H

Black Polymer slotted tips securely hold a patch for solvent or oil application. Not affected by solvents or cleaning agentsSpecifications and Features: Can be used with patches Compatible with all HOPPE'S cleaning rods Made of quality materials 100 percent designed and tested Hoppe's No. 9 Conversion Adapter permits interchangeability with non-standard size threads Intended for use with .410 to 20-gauge This is a great, easy to use adaptor