打开主菜单

重力刀(Gravity Knife),用單手打開保險後,押住保險且將頭朝下,此時刀刃便會受重力影響而從握柄中掉出,十分簡單但耐用/實用的設計;[1]

参见条目编辑

参考文献编辑

  1. ^ Langston, Richard. Collector's Guide to Switchblade Knives: An Illustrated Historical and Price Reference. Boulder, Colorado: Paladin Press. 2001: 224. ISBN 1581602839.