JBF National latch strikes are manufactured from the highest quality materials. They are designed and tested for ultimate reliability and durability. SK-4001 is manufactured from either clear zinc plated steel or passivated stainless steel. Please see component diagram below.

JBF National Part NumberMaterial / Finish
SK-4001-ST-CZ-218Steel / Clear ZincĀ 
SK-4001-SS-CP-218Stainless / PassivatedĀ