Boker Plus Kalashnikov 74 Automatic Knife Satin Clip Point. The specification for the development of the Boker Kalashnikov was to integrate design elements of the AK-47 assault rifle. The most striking recognition feature is the distinctive blade made of D2, which stylistically corresponds to the bayonet blade of the AK-47. Otherwise identical in construction to the BP Kalashnikov 47 Auto Black model. 7.68 in Blade Length: 3.35 in Blade Thickness: 0.12 in Weight: 3.77 oz