NOTE: Winchester SX-2, SX-3, SX-4 & SXP use Browning Invector Plus Tubes There can be several styles of chokes used by a number of shotgun manufacturers. Please check our detailed interchange guide to be sure this is the right product for your shotgun. Click here for that information Made from 17-4 heat treated stainless steel, these chokes are for shotguns using the WIN/BROWNING INV/MOSSBERG 500 choke system.

• Steel, Lead, & Hevi-Shot may be used in all constrictions with the exceptions listed below.
• No Steel shot larger than #BB or speeds exceeding 1550 fps should be used in choke tubes tighter than full.
• No steel shot larger than #4 allowed in the Turkey constriction