Easy to install with a 4-digit dial manual lock. - Brand: GUARD - Type: Manual Lock - Applicable Door Thickness: 23-40mm - Key Type: 4-digit dial - Usage: Easy installation - Security Features: 10,000 possible number settings Brand: Guard Lock Features: Dial type Lock Type: Key lock Materials: Rubber, Stainless steel, Zinc, Brass, Iron Recommended Uses: Anti-theft Style: Do not go out alone Materials: Mounting hardware: Stainless steel / Lock hardware: Stainless steel / Lock body: Zinc alloy (painted finish) / Dial section: Zinc alloy (electrodeposition coating) / Shackle section: Iron, plated finish / Key: Brass (plated finish) Contents: 1 piece Equipped with a number search function cylinder Country of Origin: Japan Product Size (Width x Depth x Height): 160 x 210 x 43 Lock on the inside of the door! This prevents accidental outings.