Defiant 1000-054-191 Satin Nickel Finish Single Cylinder Deadlatch Lock for 1-3/8 in to 2-3/8 in Thick Doors. Crown Bolt 64004 General Use 5/16" x 3" Spring Link - 150 lbs Work Load. Crown Bolt 64074 Stainless 3/16-in Quick Link - 990 lbs Working Load.
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