Browning 1134285 Invector DS Choke Improved Cylinder, Extended, 20 Gauge

Browning Invector-DS Choke Tube, 20, IC, EXT

Features:

- Fit flush with the end of the barrel but are longer than competitors tubes
- Proprietary differential banded gas seal eliminates residue build up and makes chokes easy to remove and install
- 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 the choke
- Gas is controlled at the interface between choke and where it seats in the bore
- From skeet to full choke, patterns tighten consistently and reliably

Specifications:

- Material: Nickel Chrome Moly
- Color: Chrome
- Pockets: Chrome
- Choke Gauge: 20
- Choke Pattern Percentage: 40%-45%
- Weight: 4.8 oz
- Choke Notches: IIII