JBF National latch strikes are manufactured from the highest quality materials. They are designed and tested for ultimate reliability and durability. SK-4000 is manufactured from yellow and clear zinc steel, or clear passivated stainless steel. Please see component diagram below.
| JBF National Part Number | Material / Finish |
|---|---|
| SK-4000-ST-CZ-218 | Steel / Clear Zinc |
| SK-4000-SS-CP-218 | Stainless / Clear Passivated |
| SK-4000-ST-YZ-218 | Steel / Yellow Zinc |