1, KTG-904 (dust-proof)
Material:brass
Finish:SN,CRP,PSS
Available for:usually installed on the ground,with the use of a variety of bolt
Feature:can effectively prevent dust,debris fall into the bolt hole
2, KTG-901YG (dust-proof)
Material:brass
Finish:CRP,SCR,AB,SN,BTG,AC
Available for:entrance door, hotel door
Feature:visualization reach 200°
3, KTG-601A,KTG-921,KTG-602B (door guard)
Material:stainless steel, zinc alloy
Finish:SS,SN,SG,AB
Available for:rooms doors
Feature:touch-positioning beads,impact resistant,easy assembly