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

Fuel line connecting part

Applied to automobile fuel pipe, oil pipe, crankcase ventilation tube adopts European standard, such as to dock with the standard assembly, directly is versatility by fixed on a unique structure design, with rival pieces (line) and special connection mode formed between the shell itself, not only easy to use, and improve the efficiency of the dismantling of the tubing joint and the sealing effect.