Carlson's choke tubes are among the best in the business and provide dependable service for a lifetime to their owners. High quality steel and tight tolerances ensure the best possible patterns in all of your shotguns. Carlson's Rifled chokes improve performance in your smooth bore slug gun! The slow twist rate imparts just enough spin to improve stability on the slug without damaging the firearm. - These precision Rifled Choke Tubes are manufactured from 304 high stress stainless steel. Each choke tube protrudes .625 to 1.3 inches from the end of the barrel depending upon which type of firearm the choke tube has been specifically designed for. Each choke tube has a right hand rifle twist which is 1 to 35. Each choke tube has a groove diameter of .730 of an inch in 12 ga. These choke tubes have a matte black finish and carry a lifetime warranty. If you're looking for improved accuracy from a smooth bore barrel these fine choke tubes will improve your groups. - Specifications and Features: - 20 Gauge Rem-Choke. Rifled choke - Extends about 1 out of the barrel - 17-4 Stainless Steel 1:35 Twist - Black - Improves smoothbore slug performance - Fits: 20 Gauge Remington Rem-Choke shotguns
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