Unleash precision and Power. Carlson's proudly presents their innovative new Bismuth bone buster Choke Tubes, meticulously crafted to deliver exceptional and concentrated patterns when paired with Bismuth ammunition. These Choke Tubes are engineered with CNC precision machining using 17-4 heat treated stainless steel, featuring an extended parallel section within the Choke that surpasses the performance of standard factory chokes. After rigorous testing with a diverse range of loads, these chokes guarantee unparalleled results with Bismuth, ensuring devastating patterns. You can choose from the mid range option with a .025 constriction or the extended range version boasting a .035 constriction, offering versatility and compatibility with lead and Hevi-Shot loads. The mid range variant accommodates all steel shot types, while the extended range version is suitable for steel shots up to size #2. Experience the remarkable power of the new Bismuth Choke Tubes, delivering bone crushing density in patterns, all backed by Carlson's lifetime Warranty.

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