FEATURES-Mossberg M835/M935-12 gauge-Turkey choke-Diameter: .683-Matte black finish-Shot-Lok technology**Not for use with steel shot**PRODUCT SPECIFICATIONS:Dimension 1.25 X 3.65 X 7.75Height 1.2500Width 3.6500Length 7.7500GAUGE 12GACHOKE/ID TURKEYFLUSH OR EXTENDED EXTENDEDMATERIAL STAINLESS STEELTHREAD PATTERN ACCU MAGOTHER FEATURES: MANUFACTURED FROM 17-4 STAINLESS STEEL,SPECIALLY DESIGNED TO PRODUCE THE BEST PATTERNS WHEN SHOOTING WINCHESTER LONGBEARD XR LOADS 25% LONGER PARALLEL SECTION THUS THROWING TIGHTER & DENSER PATTERNS.REDUCED PELLET DEFORMATION & SHORTEND SHOT STRING MEANS LESS FLYERSNO DIRECT SHIP TO CALIFORNIA