Beretta Optima HP Style Threaded Barrel Choke Tube 20 Gauge



Rectifire makes several different choke tube styles that fit many of the same gun manufacturers. Please review the detailed part number / information sheet below to help you in your selection.

Beretta Optima HP Style Threaded Barrel Information Sheet – this choke fits: Beretta: A391 Xtrema 2, UGB25 Sporting, AL391 Urika 2 Gold, A400 Family of Guns, Silver Pigeon 1 Sporting Models with SKU# J6869H0 and J6869H2

Beretta Optima HP 20 Gauge Chart

This List of Bore Size Chokes (below) are Non Refundable. In most cases these Bore Sizes are Too Small (too tight) to produce good patterns.

20 Gauge – .555 Bore Size

The Rectifire extended choke tube will help slow wading down to improve pellet pattern.

Install and uninstall without any tools. Screw into barrel finger tight.

Made from 17-4 Stainless Steel. It’s still good practice to add a few drops of oil to your gun and its accessories.

All Rectifire Chokes will Extend 2” out of the barrel. You should see a gap of approximately .040″ (1mm) between the extended portion of the Rectifire Choke and the end of the barrel. This confirms the choke is seated correctly inside the barrel.
Bore size engraved on each choke.

Cerakote and Hydro Dip Camo Finishes may take 3-4 weeks delivery. You must call 844-285-9819 or email to order one of these finishes.

DOUBLE BARREL SHOTGUNS MUST USE OUR “DIAMOND SERIES” CHOKE TUBES!!! Cyclone & Spade Series are not recommended in any double barrel shotgun.

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Rectifire’s Extended Choke Tubes are designed and manufactured in our facility with exceptional quality to our standards that will exceed all of your expectations. We have over 55 combined years of design and manufacturing expertise that will be an advantage for you when you purchase our products. All of our chokes are produced on CNC computer controlled equipment to precise tolerances that provide our customers with continued success while “on the hunt” or “competitive shooting” as well. Rectifire guarantees our customers will receive the highest quality available.

Rectifire’s Chokes are manufactured from 17-4 stainless steel with A conical-parallel internal design. All of our testing has proven this to be the superior design to date. The extended portion of our chokes have an exclusive “Rectifire” design with helical slotted ports that will retain the shot wad for better shot patterns, reduce recoil and help you “Stay-On-Target”. All Cyclone Chokes will extend 2″ out of the barrel.

All chokes are constricted based on the Basic Muzzle Bore (B-M-B) of the firearm. Rectifire offers 15 choke sizes for each of the OEM’s Choke Tube System(s) of their firearm(s) In 20 gauge. Starting at .555 thru B-M-B, and with A few exceptions, we offer the -.005 Choke. Rectifire’s standard constriction is listed below.

.000 (CY) Cylinder
.005 (S) Skeet
.010 (IC) Improved Cylinder
.015 (LM) Light Modified
.020 (M) Modified
.025 (IM) Improved Modified
.030 (LF) Light Full
.035 (F) Full
.040 (XF) Extra Full
.045 (XXF) Double Extra Full
.050 (XXXF) Triple Extra Full
(All constrictions are specified on Rectifire’s part # page / information sheet for each choke system)

Rectifire currently offers 4 finishes for our chokes: 1. Natural, and 2. Black Oxide are stocked here at Rectifire. 3. Cerakote HT-Black, and 4. Hydro Dip Camo may require additional processing time as these chokes may not be in stock.

The detailed information provided on the part # page / information sheet of each OEM’s choke tube system(s) will help get you started with the right choke for your hunting-shooting adventure. Rectifire has identified the best choice for our chokes based on data collected from testing our chokes in our firearms. You may get better results by changing choke size, shell load or pellet size (occasionally, it may be necessary to change firearms). Rectifire strongly suggests that you pattern your firearm with our chokes to find the best combination to ensure your hunting-shooting success. Check out some more pictures in our Gallery.
Let’s get started!

Additional information

Weight .19 lbs
Dimensions 4.815 × .865 × .865 in

Cyclone, Diamond, Spade


Natural, Black Oxide



Bore Size / Constriction

.555, .560, .565, .570, .580 / .045 / XXF, .585 / .040 / XF, .590 / .035 / F, .595 / .030 / LF, .600 / .025 / IM, .605 / .020 / M, .610 / .015 / LM, .615 / .010 / IC, .620 / .005 / SK, .625 / .000 / CY, .630 / -.005


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