成人一区二区三个|七七成人黄色视频|亚洲综合九十七夜|成人无码精品专区|亚洲午夜成人av综合在线观看|亚州免费色图片国内免费一区二区|国产迷奸视频自拍亚洲精品|伊人玖玖国产在线|国产免费看三级网站|被黑人强奸操视频

首頁 / Product and R&D / Connecting part

Vent line connecting part

Used in automobiles crankcase ventilation pipe tubes connect the air pipe connection Not only can rely on the inner hole wall of a butt joint and the sealing ring of the trachea joint interference fit to realize the two kinds of joint connections, and by docking a card table face to match the tracheal joint cuneate raised face, realize the double insurance.

Copyright ? Jiangyin Pivot Automotive Co., Ltd.