Carlson's Close Range #1 Choke Tube for Winchester 12ga .720 SPECIFICATIONS BRAND: CARLSON'S CA PROP 65: YES CHOKE DIAMETER: .720 COLOR: BLACK COMPLIANCE ITEM TYPE: CHOKE TUBES GAUGE: 12 GA WEAPON MFG: WINCHESTER WEAPON MFG MODEL: INVECTOR DESCRIPTION Fits most Winchester, Browning Invector, Mossberg Model 500 and Savage Shotguns Close Range For use with shot size BB-10 IN Steel, Lead Bismuth, TSS & Hevi-Shot. #3 LR/Full – Long Range Lead Yardage 30-45 Steel Yardage 40+