Butch's Triple Twill Gun Cleaning Patches 16, 12, 10 Gauge Square Cotton Package of 300 22 to 26 Caliber: 1-1/8" x 1-1/8" 243/6mm: 1-1-2" x 1-1-2" 27 to 348 Caliber: 1-3/4" x 1-3/4" 35 to 45 Caliber: 2-1/4" x 2-1/4" 45 to 58 Caliber: 2-1/2" x 2-1/2"