Series 550 ye ‘safe coupling’ ng’erina dizayini ennyangu okukwata ng’ekola mu bujjuvu mu ngeri ya otomatiki.Zino ntono, zikwatagana nnyo era zikola okukulukuta okw’amaanyi okusinga dizayini ezigeraageranyizibwa. I t is a one hand operated safety coupling that vents before disconnection, emalawo obulabe bwa hose whip.Series 550 ye safety coupling erimu dizayini ennyangu okukwata nga ekola mu bujjuvu otomatiki.Zino ntono, zikwatagana nnyo era zikola okukulukuta okw’amaanyi okusinga dizayini ezigeraageranyizibwa.Ye ‘safe coupling’ ekolebwa n’omukono gumu ng’efulumya empewo nga tennakutulwa, ekimalawo obulabe bw’okukuba hoosi.