KZD pneumatic ne hydraulic quick coupling ya kikomo, double shut-off coupling ewereddwa okutuuka ku 1000 PSI. Ekwatagana ne ISO 7241-B era ekyusibwakyusibwa ne Parker 60, Faster HNV, Aeroquip FD45 ne Hansen HK Series. Esangibwa mu sayizi 1/8' okutuuka ku 2' ng'erina seals za NBR, ekwata layini z'amafuta g'amazzi, eddagala, amazzi, omukka ne ggaasi. Eweebwa kkampuni ya Ruihua Hardware nga ekeberebwa omutindo nga tennasindikibwa n’obuyambi obw’ekikugu.
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