Series 550 yɛ ahobammɔ coupling a ɛwɔ adwini a ɛnyɛ den sɛ wobɛkyere a ɛyɛ adwuma a ɛyɛ adwuma koraa.Wɔyɛ nketewa, ɛyɛ ketewaa koraa na ɛma nsu a ɛsen kɔ soro sen nhyehyɛe ahorow a wɔde toto ho. I t yɛ nsa biako a wɔde di dwuma ahobammɔ coupling a vents ansa na disconnection, yi asiane a ɛwɔ hose whip.Series 550 yɛ ahobammɔ coupling a ɛwɔ easy-to-grip nhyehyɛe a ɛyɛ fully automatic function.Wɔyɛ nketewa, ɛyɛ ketewaa koraa na ɛma nsu a ɛsen kɔ soro sen nhyehyɛe ahorow a wɔde toto ho.Ɛyɛ ahobammɔ a wɔde nsa biako na ɛyɛ adwuma a ɛma mframa fi mu ansa na wɔatwa mu, na eyi asiane a ɛwɔ hɔ sɛ wɔbɛbɔ hose mpire no fi hɔ.