Magnum Pocket Knife Classic Slim The Magnum Classic Hunter Slim is the slimmer version of the Classic Hunter because it does not have a break-up blade. This makes it from a backpack to a pocket knife in the literal sense of the word. The proven solid quality with 440A steel blade, stainless steel jaws and plywood handle remains fully intact. With backlock lock. Blade: 8.9 cm, total: 20.6 cm. Weight: 285 g.