Browning Invector-DS 12 Gauge Modified Flush Choke Tube, Chrome - 1133273

Extended beyond the muzzle for the ultimate in taper engineer and choke perfection. For Browning shotguns with Invector-DS barrels only. This is a choke tube that is long on length and even longer on performance. Each tube extends beyond the end of the barrel for easy removal and for the most even, tight patterns in Browning's history of choke tube design.Features: Integrated spring suspension holds the seal tight, yet allows expansion against the barrel wall for a perfect fit and a smooth transition for the shot column entering chokeGas is controlled at the interface between choke and where it seats in the boreFrom modified choke, patterns tighten consistently and reliablyStandard tubes fit flush with the end of the barrel but are longer than competitors' tubesProprietary differential banded brass gas seal eliminates residue buildup and makes chokes easy to remove and install