KNOB ENTRY TULIP SS KA3 BX PK

For keyed exterior doors. Both knobs lock or unlock by key outside or turn button inside. All metal components. Solid steel latch assembly. Rust-resistant solid brass keyway for more security. Seamless 1-piece knob for extra strength. Square spindle for right or left handed installations. Easy installation. Cylinder drilled for construction keying. Door prep 2-1/8 in Crossbore, 1 in Edge Bore, 1 x 2-1/4 in Latch Face. Fits 1-3/8 to 1-3/4 in doors.