Hook Bolt Mortise Lock, Weldable Steel Hook Lock for Sliding Gate, Double Cylinder, 1-1/8" Backset sliding gate wheel box These one piece shoes slip

These one piece shoes slip onto the 1 1/2 inch square tube and over the base plate to provide a finished look

For door thickness: 1-1/2" to 2"

Size: 4" x 4" Plates are 3/16" thick

These HD brackets can be used for many applications when a weld-on bracket can or should be utilized

Hook Bolt Mortise Lock, Weldable Steel Hook Lock for Sliding Gate, Double Cylinder, 1-1/8" Backset sliding gate wheel box These one piece shoes slipDesigned for sliding gate. Easy installation and ready for welding. Double cylinder hook lock, keys from both sides. 3 keys in each pack. KEYED ALIKE (KA) available for up to 6 locks. Hook Bolt made of 5 ply laminated steel bolt with concealed hardened steel pin to provide the highest level of security. Steel case with corrosion resistant plating. All parts are zinc plated for protection against corrosion. Aluminum faceplate. Overall Measurement: 7"