These Yale P405 Rim knobs 43mm handles and bar are for use with the Yale 334, 401 and 402 style rim locks. Rim locks are not for high security and should not be used in this manner, they are ideal to use on sheds or internal doors where there is an external door with high security locks fitted. Rimknobs are covered by a 2 Year Guarantee and have a Standard Security Rating. Finish Black