BNC母快速压接
材料：
Pin：黄铜镀金
主体：镀锌的锌合金
电缆夹：黄铜镀银
屏蔽环：镀金
卡口：黄铜镀镍

BNC female quick crimp
Materials:
Pin: brass with gold plating
Body: zinc alloy with Ni plating
Cable clamp: brass with silver plating
Shielding ring: gold plating
Bayonet: brass with Ni plating