... Various specification and load capacity to meet different storage requirements.C,Beam hitch steel’s teeth are designed to different direction; this ... with thirteen faces.B,Pitch is 50 mm, beam is adjustable.C,Triangle hole easily tightens to hitch steel and strengthens ... :Cold rolling steel SPCC DC01,ST12,Q195l 2,Beam adjustment:The beam levels are adjustable l 3. Procedure: Moulding+ Acid cleaning ...