Buy Bond Arms – Blackjack, 45 Colt/410, 3.5″ Barrel, Fixed Sights, Black Ash Grip, Black Stainless online. The Bond Arms Blackjack is a very special edition gun! An entirely crisp black gun with a touch of pizzazz with a silver spade above the hinge. It comes with a 3.5″ barrel in a .45/.410 caliber and fascinating extended black ash grips with a spade on each side. An amazing gun to double down on.