JBF National latch strikes are manufactured from the highest quality materials. They are designed and tested for ultimate reliability and durability. SK-2140 is manufactured from either clear passivated or yellow chromate stainless steel, or clear zinc plated steel. Please see component diagram below.

JBF National Part NumberMaterial / Finish
SK-2140-SS-YZ-170Stainless / Yellow Chromate 
SK-2140-ST-CZ-170Steel / Clear Zinc 
SK-2140-SS-CP-170Stainless / Clear Passivated