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Continue to ChatKLP2-QB-4S-0-RE-1-E - 4NC/2NO, Brass, 4 Lock Portion, Bolt length 0mm, Castell Multi Key Interlock With Safety Switch https://www.concretespares.ie/product/klp2-qb-4s-0-re-1-e-4nc-2no-brass-4-lock-portion-bolt-length-0mm-castell-multi-key-interlock-with-safety-switch/