Cylinders - KESO UNION offers a variety of UNION KESO products to meet the demands of high security external applications. Cylinders are available in three different variations. K1ES / K1OS - Omega Single Cylinder - Euro or OvalFor use with euro or oval profile lock cases For use on a… K1ED / K1OD - Omega Double Cylinder - Euro or OvalFor use with euro or oval profile lock cases For use on a… K1ET / K1OT - Omega Key & Turn Cylinder - Euro or OvalFor use with euro or oval profile lock cases For use on a… K1RS - Omega Rim CylinderFor use with nightlatches operating from a connecting bar… K1SI - Omega Scandinavian Profile Inner CylinderFor use with Scandinavian oval profile lock cases For use… K1SO - Omega Scandinavian Profile Outer CylinderFor use with Scandinavian oval profile lock cases For use… K4ES - Omega 4000 Euro Profile Single Cylinder - ExternalFor use with euro profile lock cases For use on very high… K1SC1 - Replacement Rim Cylinder - IngersollRim cylinder to fit Ingersoll rim lock range K1C3 / K1C75 - Replacement Cylinder - IngersollTo fit Ingersoll mortice lockbolt range K4ES - Omega Euro Profile Single CylinderFor use with euro profile lock cases For use on all high… K4ED - Omega Euro Profile Double CylinderFor use with euro profile lock cases For use on all high… K4ET - Omega Euro Profile Key & Turn CylinderFor use with euro profile lock cases For use on all high… K1RC - Omega Rim CylinderScrew-in cylinder for American mortice locks K4ET - Omega 4000 Euro Profile Key & Turn Cylinder - ExternalFor use with euro profile lock cases For use on very high… Downloads Introduction - KESO (.pdf, 405 kB)