Product DescriptionDial in dense, longrange patterns on spring gobblers with the Truglo GobbleStopper Xtreme Turkey Choke and FiberOptic Sight Combo. Precision CNCmachined from steel, this extended and ported choke is tuned for Mossberg 835/935 12gauge shotguns with the AccuMag thread pattern to promote tight, consistent patterns while helping reduce muzzle rise. It installs and removes without a wrench thanks to its knurled exterior. The combo includes a dualcolor fiberoptic sight set for ventrib shotguns to improve target acquisition. Compatible with most turkey loads, including HEVIShot; do not use with steel shot.Product Highlights Extended, ported turkey choke engineered for tight patterns and reduced muzzle flip CNCmachined steel construction; accepts most turkey loads including HEVIShot (no steel shot) Includes dualcolor fiberoptic front and rear sights for ventrib shotguns Toolfree, knurled exterior for easy installation and removal Designed specifically for Mossberg 835/935 12gauge shotguns (AccuMag threads) Specs Gauge: 12 Gauge Thread Pattern: Mossberg AccuMag Constriction: 0.695 inch Choke Type: Turkey, Extended, Ported Material: Steel Shot Compatibility: Most turkey loads including HEVIShot; not for steel shot Included: Dualcolor fiberoptic sight set Compatibility: Mossberg 835 and 935 shotguns UPC: 788130112137 MPN: TG171XC Brand: Truglo Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product&';s manufacturer.