Boker-7107BB Speed Lock II Automatic Folding Knife, With Blue Bone Insert Handles, , 2-3/4'' Plain Blade, Black Sheath

The Speed Lock II pocket knife is an automatic or switchblade knife, which means it opens using a spring that is released when the user presses a button built into the handle of the knife. It weighs about 80 grams and folds out to 17,3 cm (7"), and the blade itself is 7cm long.