排はい莢きょう桿かん筒とう

noun

ejector tube; ejector housing (revolver)

Specialized firearms terminology referring to the part of a revolver that houses the ejector mechanism. Extremely rare outside of technical or historical contexts.

See also: 蹴子覆

• 古ふるい拳けん銃じゅうの図ず面めんには「排はい莢きょう桿かん筒とう」という部ぶ品ひん名めいが記しるされている。

  In the blueprints of old handguns, the part name 'ejector tube' is written.