Mar 16, 2010 · Invector Plus is the design of the choke tube, and thread size, used in Browning .742" back-bored barrels. They have been around since the early 1990's. Any gun that says …

Feb 7, 2006 · Invector +: overbored, slightly better performance with tight chokes (Improved Modified, Full, Extra-Full, Turkey); not suitable for shooting slugs. Invector: standard bore size, …

Jan 27, 2025 · Invector Plus tubes are made for slightly overbored barrels and are more open than say a mobil choke. The invector DS though are known for being way too open compared …

Oct 5, 2014 · YES, ALL Mossberg 500s (and 930s) use the Mossberg Accu-Choke tubes, which are interchangeable with Browning Invector (NOT the Invector Plus) choke tubes. The 835 and …

Dec 16, 2024 · It is very easy to tell the difference between an invector choke and invector plus just by looking at them. I would only use a choke like the one that came out of the barrel.

Oct 5, 2016 · It does not mean "Invector-Plus full chokes are now rated for use with steel." Most Invector Plus choke tubes are not made by Briley, nor are they made from 17-4 material.

Dec 20, 2016 · BT-99s made since 1992 (including the current-production models) use "Invector Plus" choke tubes. They are available in flush or extended versions. Note that you need …

Jan 9, 2023 · Introduced in the 1983 catalog (January 1, 1983 printing) - Invector Choke Tube System was available as an option for 12 ga Citori, Citori Target, BPS, and BT-99 Target …

May 28, 2025 · The Invector DS tubes do what they promise, preventing any chance of choke tube loosening and keeping the choke tubes themselves far cleaner than conventional chokes.

Mar 19, 2004 · I am about to buy either a Browning XS Skeet or a XS Special. As I read the fine print in the Browning catalogue, I see that Midas tubes "produce tighter patterns than …