The Carlsons CORE Long Range choke tube is a threaded Rem choke designed for 12 gauge Remington-style shotguns. It is intended to produce tighter patterns at extended distances and is listed for use with a variety of shot types including steel, lead, bismuth, TSS and Hevi‑Shot. The tube is part of Carlsons’ CORE series and fits universal-style Remington choke systems.
Key Specifications
- Compatible with Remington/Universal shotguns for common Rem choke systems.
- Designed for 12 Gauge use.
- Constriction type is Long Range.
- Choke style listed as Rem Choke.
- Recommended shot types include BB–10, steel, lead, bismuth, TSS, and Hevi‑Shot.
- Listed lead effective yardage is 30–45 yards.
- Listed steel effective yardage is 40+ yards.
- Weight shown as 0.175 (as listed).
- Model/Fit listed as Universal Shotguns.
The CORE Long Range tube gives shooters a practical option for extending pattern performance from Remington-style 12 gauge barrels when using hard or heavy payloads. Its compatibility with multiple shot types and clear yardage guidance make it a straightforward choice for field work where longer, more consistent patterns are desired.









