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This are the new cartridges designed for the JPX 4 defender. They fire OC to 23 feet at 320 FPS at 5 feet and 590 FPS from the nozzel.
194 in stock
The JPX4 utilizes individual cartridges just like a revolver. We offer these cartridges in sets of 4 units. They fire at 23 feet the same as the current JPX 2 shot.