Drop Forged Double Coupler/Swivel Coupler/Stup clamp
1.Scaffolding Board Retaining Coupler Specification. Couplers are mainly used to connect the scaffolding tube for construction building, with various kinds. 1.From the use ,they are mainly divided into double coupler,swivel coupler,putlog coupler,girder coupler,half coupler,sleeve coupler,inner jiont coupler,ladder coupler,limpet coupler,fencing coulper,etc .
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