Champion gun bore jag and cloth slotted patch holder set for rifles and pistols. Made of black solid plastic so it doesn't scratch the bore. fits calibers; 32, 7.62, 30-30, 300win, 303, 308, 30-06, 8mm. 8-32 thread These will fit rods from Hoppes, Kleen Bore, Leapers UTG, Outers, ProShot, Tipton, Champion and others in 8-32 thread. I have the Champion alloy and brass rods listed. Have a look at the other gun cleaning products I have listed including bulk cloth patch packs and cleanbore boresnakes.