Merchant Throat Erosion Gauge - .223 Throat Gauge Steel
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Merchant Throat Erosion Gauge - .223 Throat Gauge Steel, MERCHANT THROAT EROSION GAUGE The Merchant Throat Erosion Gauge is an essential tool for match shooters and varmint hunters, providing a quick and accurate indication of barrel and throat wear. Regular use every 1,000 rounds offers a comparative reading of throat erosion, helping determine the remaining barrel life. Models are available for rifles chambered in .223, .30 M1 Carbine, and .30-06 M1 Garand. Notably, the Garand gauge is calibrated to measure bore erosion at the muzzle as well. Key Features: Regular Monitoring: Use every 1,000 rounds to obtain comparative readings of throat erosion, aiding in maintenance scheduling. Multiple Caliber Compatibility: Available Mfg: Merchant SPECS: Steel. Includes complete instructions. .223 - Also fits .222 and .22-250. 3A 1/2" (8.9cm) long. .30 M1 Carbine - 21/16" (5.2cm) long.