Key Systems

Replacement Cylinders

Mortise Cylinders

The Ilco Mortise Cylinder line is a broad selection that allows the flexibility to cover numerous applications. Styles include keyed, turn knob and dummy.

Rim Cylinders

Ilco Rim Cylinders provide an ideal replacement for 1 3/8" (35mm) to 2 ¼" (57mm) door thicknesses.

Interchangeable Core Cylinders

Ilco Interchangeable Core Cylinders are available in a variety of styles to cover numerous applications.

Key-In-Knob / Key-In-Lever / Key-In-Deadbolt Cylinders

KIK, KIL, KID Ilco Cylinders cover many applications and are an ideal fit for many applications, including the ten most popular.

Profile Cylinders

Profile Cylinders, or "Euro Profile" Cylinders will fit standard profile cylinder mortise locks. Ilco Profile Cylinders are available in turnknob, double and half cylinder styles.

Mortise Deadbolt

Single and double cylinder models, the Ilco Mortise Deadbolt fits doors 1 3/8 (35mm) to 1 ¾ (44mm)" thick. Available in a number of popular finishes, including the durable Ilco Premier Finishes.

Bump Halt

Bump Halt™ is a Patent Pending solution to bumping. Bump Halt will resist the transfer of force from the bump key to the pins.

Specialized Cylinders

Ilco provides the manufacturing capabilities and the engineering expertise for OEM cylinders