Carlsons Choke Tubes 12 Gauge for Browning Invector DS [ 2 Pack | Mid & Long Range ] Blued Steel | Cremator Ported Waterfowl Choke Tube | Made in USA Uncle Josh Bait but retain all the field-proven

but retain all the field-proven features with the addition of an adjustable tension spring

Shoulder EN1621-1

Solves clearance issues when using large diameter shafts

and stability

Direct fit for Cobra 148

Carlsons Choke Tubes 12 Gauge for Browning Invector DS [ 2 Pack | Mid & Long Range ] Blued Steel | Cremator Ported Waterfowl Choke Tube | Made in USA Uncle Josh Bait but retain all the field-provenCARLSON'S Choke Tubes 12 Gauge for Browning Invector DS [ 2 Pack . 715 & . 725 Diameter ] Stainless Steel Cremator Ported Waterfowl Choke Tube Made in USA 30 YEARS WORTH OF PATTERNS: No other company like ours at Carlson's Choke Tubes with 30 plus years of experienced patterning and testing data, by analyzed thousands of load and choke combos with our proprietary software. We bring you the best and most accurate aim choke tubes for your hunting needs.