• ● Dual-lip air-ring
  • ● Up lip adjustment to fit different Blow up Ratio
  • ● +/- 0.5% continue air-flow stable performance
  • ● Precision machining air-flow surface to ensure bubble stale
  • ● Adjustable special design mesh hole air wall to strength bubble stability

       Auto-air ring auto adjust film thickness according to the data from scanner and ACS order