Carlson's Choke Tubes : Browning Invector Plus Flush Mount Replacement Stainless Choke Tubes :

BROWNING INVECTOR PLUS FLUSH MOUNT REPLACEMENT STAINLESS CHOKE TUBES:

Made from 17-4 heat treated stainless steel, these chokes are for shotguns using the Browning Invector Plus 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
These choke tubes are backed by Carlson's Lifetime Warranty and Made in the USA!

ITEM # 19968
Const.:Turkey

Dia. :.680