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Primos Hunting JellyHead Maximum Choke Tube — Benelli SBE II, 12 Gauge, XX-Full, .660 Constriction (69407) — Informational Overview
The Primos JellyHead Maximum is a specialized choke tube designed for 12 gauge shotguns, listed as compatible with the Benelli Super Black Eagle II (SBE II) choke system. This model is identified by part number 69407 and UPC 010135694074. It is described as an XX-Full choke with a .660 constriction, finished in black.
Choke tubes in the “XX-Full” category are generally intended for tighter patterning performance compared with more open constrictions, though real-world results depend strongly on ammunition choice, shot material, wad design, barrel characteristics, and the distances involved. Users commonly evaluate performance by pattern testing with their specific shotgun and load.
Key Identifiers
Brand: Primos Hunting
Model Line: JellyHead Maximum
Product Type: Choke tube
Compatibility (as listed): Benelli SBE II (Super Black Eagle II)
Gauge: 12 Gauge
Constriction Category: XX-Full
Constriction (as listed): .660
Color/Finish: Black
Part Number / MPN: 69407
UPC: 010135694074
Benelli SBE II Fitment: Confirm the Correct Choke System
Shotgun choke tubes are not universal, and Benelli-branded shotguns can use different choke thread patterns depending on model and barrel. Even within the same manufacturer, choke systems may not be interchangeable. Users typically confirm fitment by:
Checking the shotgun manual and barrel markings
Verifying the choke system designation used by the SBE II barrel
Matching Primos 69407 to a manufacturer or retailer compatibility chart for the specific Benelli SBE II configuration
Using the correct choke family helps ensure proper seating/alignment and helps avoid thread damage.
XX-Full and .660 Constriction: Patterning Context
This choke is listed as XX-Full with a .660 constriction. In general terms:
Because of these variables, many users pattern-test their shotgun with the specific loads they intend to use to confirm point of impact and pattern consistency.
Black Finish: Practical Notes
The choke tube is listed as black. In many choke tube designs, protective finishes are intended to:
Finish type and durability depend on the manufacturer’s process and use conditions, and routine cleaning/lubrication is still commonly recommended.
Installation and Maintenance Considerations (General)
Choke tubes should be installed and maintained according to manufacturer instructions. Common best practices include:
Ensuring the firearm is unloaded and handled safely during installation
Confirming the tube is fully seated and properly snugged per guidance
Checking tightness periodically during extended use
Cleaning tube and barrel threads and using recommended choke tube lubricant/grease to reduce carbon buildup and ease future removal
Ammunition and choke compatibility guidance from the shotgun and ammunition manufacturers should be followed.
Safety and Compliance Notes
Verify legality and any restrictions for equipment configuration and use in your jurisdiction.
Follow all safe handling rules and range/field regulations.
Confirm ammunition compatibility with choke constriction and any manufacturer restrictions.
Quick Reference Summary
Primos JellyHead Maximum Choke Tube
Fits Benelli SBE II (as listed)
12 Gauge
XX-Full, .660 constriction
Black finish
MPN: 69407
UPC: 010135694074
The End
