国色精品VA在线观看免费视频,国产sm主人调教女m视频,女人被躁到高潮嗷嗷叫小,久久偷看各类WC女厕嘘嘘,久久人妻无码毛片a片麻豆

Material: Body: Nickel Plated brass.inner parts: Nylon 6; Sealing: NBR

Protection degree: Using suitable O-sealing within the clamping range,The protection degree can reach lP68

Temperature Range:Stat.:Min-40℃,Max100℃, Short-term120°C

                            Dyn.:Min-20℃，Max80℃,Short-term100'C