发明授权
US5285591A Safety lever pin 失效
安全杆销

Safety lever pin
摘要:
A safety lever pin for insertion into a safety lever pin receipt aperture of the sear assembly of an MK-19 grenade launcher such pin having a machined cylindrical body with an arm extending from the top thereof and structure to retain the safety lever pin within the safety lever pin receipt aperture to prevent its inadvertent falling out therefrom when the sear assembly is removed from the weapon and inverted.
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