https://americanguncraft.com/product/diablo-break-open-blued-finish-12-gauge-pistol-rosewood-grip/
 
Barrel Length: 6″ Length Blued Double Barrel Side-by-side, smooth-bore
Barrel Type: Break Open Blued Double Barrel Side-by-side, smooth-bore
Overall Length: 10”
Caliber: 12 Gauge — Muzzleloader — Conventional 209 Primer Breech Plug Design BP muzzleloader, suggested load 40gr ffg, 1/2 oz shot
Finish: Standard Blue
Weight: 3.2 Lbs
Type: Single Hammer, Double Barrel, Single Trigger, 209 Primer Ignition ML
Stock: Synthetic Grips
Stock Grip Finish: Synthetic Grips – Brazilian Rosewood finish.
Sight Bead: sight bead installed
Single hammer, single trigger and utilizes a selector on the hammer to select one barrel or the other