1,With retractable gate motor 2,With remote control system 3,Anti-climbing and ... humidity to prolong its life8, Gate material is with high strength electrophoresis Al-alloy to assure of ... the hole is punching pressed by professional ironware mould with PA wear sets, everyone of which also includes ... Door-Axis core material is φ16*1.0mm pure stainless steel with black plastic tube outside to make it ...