Use National Hardware Screw Hooks can be adjusted to correct gate sag. When subjected to 312 hours of salt fog spray testing (BHMA A138.18), zinc-plated hardware showed severe corrosion while hardware with WeatherGuard protection withstood these harsh conditions with very little deterioration.
- As a replacement part: use with National's #290 Screw and Hook Hinge
- For new installations: use with National's #294 Hinge Straps
- LifeSpan Limited Lifetime Warranty