FEATURES-Winchester Extended Turkey-Extends approximately 1" from the end of the barrel-Manufactured from 17-4 heat treated stainless steel & have a matte blue finish-Feature a 1.050" parallel section to produce the optimum pattern w/ your shotgun-Diameter: .680PRODUCT SPECIFICATIONS:Dimension 1.25 X 3.65 X 7.85Height 1.2500Width 3.6500Length 7.8500GAUGE 12GACHOKE/ID TURKEYFLUSH OR EXTENDED EXTENDEDMATERIAL STAINLESS STEELTHREAD PATTERN INVECTOROTHER FEATURES: HEAT TREATED W/ MATTE BLUE FINISH. FEATURES A 1.050" PARALLEL SECTION TO PRODUCE THE OPTIMUM PATTERN W/ YOUR SHOTGUNNO DIRECT SHIP TO CALIFORNIA