The Carlson Flush Mount Replacement Cylinder Choke Tube for 20 ga Remington .620 blends rugged 17-4 heat-treated stainless steel construction with Rem Choke compatibility to deliver dependable, field-ready performance in a compact flush-mount design. Crafted for Remington shotguns, this cylinder constriction provides a true close-range patterning option ideal for upland birds and center-fire-range targets alike, while its durable material stands up to the demands of soft steel, lead, and hevi-shot loads when used within recommended guidelines. Built to a tight tolerance for a snug, repeatable fit and easy installation, the tube is proudly Made in the USA and backed by Carlsons Lifetime Warranty, ensuring long-term reliability in the field or on the range. Whether youre dialing in your shotguns point of impact for birds in flight or refining your close-range skeet and trap setups, this choke tube delivers consistent, uniform patterns with Rem Choke barreled receivers. Pair it with compatible 20 gauge platforms to maximize pattern density at typical hunting distances, and enjoy reliable performance across seasons with one trusted brand.