12G Dark Storm Onyx Shotgun Ammo
The pinnacle in high performance competition loads
Developed for the most extreme FITASC and Sporting targets, Gamebore’s Dark Storm Onyx builds upon the outstanding performance of our original Dark Storm load, delivering devastating performance and superb patterns at the longest of ranges.
With our new HDP Wad System, which is the Gamebore Wad System design, injection moulded with High Density Polyethylene for use in ultra high performance loads, with built-in Quad Seal technology improving even further the seal produced by a standard plastic wad, for the ultimate in consistency, performance and pattern whilst reducing the felt recoil.
Diamond Shot Levelled Up
Diamond Shot Xtra is produced and perfected in-house for total quality control. A harder pellet, graded even further for perfection in size and sphericity.
Dark Storm Onyx is an ultra-high performance clay cartridge with a muzzle velocity of 1400 fps at 3ft. Our new, top of the range RS propellant gives the highest performance possible, whilst remaining comfortable on the shoulder. With a nickel plated head for smooth, consistent and reliable ejection.
Diamond Shot Sizes
Knockout
Power
Quad Seal
Exclusive four-ring gas seal
4Diamond Shot Xtra
Our harder precision lead shot, graded 7 times
7xHDP Gamebore Wad System
High Density Polyethylene wad especially for ultra high performance loads
Velocity
The pinnacle in performance with a velocity of 1400fps at 3ft
1400fpsTechnology
HDP Gamebore Wad System
Gamebore's Wad System design injection moulded with High Density Polyethylene for use in ultra high performance loads, with Quad Seal technology further improving the seal generated by the standard plastic wad.
Diamond Shot Xtra
Diamond Shot Xtra is produced and perfected in-house for absolute quality control. A harder pellet than our original Diamond Shot, graded even further.
RS Propellant
The top of the range RS propellant gives the highest performance possible, whilst remaining comfortable for the shooter.
CX2000 Primer
The most highly consistent and reliable primer available. We use CX2000 Primer throughout our range of shotgun cartridges to give the shooter the utmost reliability and confidence.
HD Hull
High density polymer plastic hull designed to perform in our premium, high performance range. Delivering easy loading and smooth ejection from a case made specifically for these demanding loads.
Ultimate Performance
Developed to ensure each component combines to give their maximum potential and deliver results which are greater than the sum of their parts - simply the cutting edge of performance cartridges.
High Velocity
Cartridges with high velocity are ideal for performance use and demanding disciplines where targets are at range.
