... ,Satisfying after-sale serviceSpecification & display: Coupling Product SeriesIncluding:1,John Morris Type Hose Coupling 2,China Hose Coupling Specification A(mm)H(mm ... Hose Coupling 5,USA Pin Type Hose Coupling 6,Swedish Sms Type Hose Coupling 7,Norway Type Hose Coupling 8,Nakajima Type Hose Coupling hose coupling