75*50*10mm Key Type Differential Ring Quick Lock Ring for Rewinder and Slitter

Key type Air differential shaft 3''outer diameter:φ75 Expand diameter:φ78mm1)Applicable tube ID:φ76±0.2mm2)Inside diameter(ID):φ50mm3)Standard width:15、20、25、30、35mm,other size can made by request.6’’outer diameter:φ150 Expand diameter:φ156mm1)Applicable tube ID:φ152.4±0.2mm2)Inside diameter(ID):φ60mm3)Standard width:50mm,other size can made by request.