The high-quality stainless steel is brushed by hand to ensure that it is rust-free and has a long service life Product info: Huture stainless steel safety sliding bolt door chain guard choose 304 stainless steel material stamping form, have qualitative feeling surface smooth, corrosion resistance, prevent birth rust; The anti-theft chain door latches can be used on a variety of door types and can be placed above or next to the door panel It has a 5 "long, 8" welded steel chain and all of the fasteners required for a full installation Use: Door chain lock for revolving doors, opens access for a safe view This chain latch allows you to partially open the door to identify visitors or receive parcels Easy to Install: Chain Door Guard can be used on wooden or metal doors on a wide variety of door types It can be placed above or next to the door panel This latch is very easy to install and is solid No additional screws are required with the four fastening screws supplied Material: stainless steel Item weight: 127g