PennEngineering® Large Knob, Spring-loaded - Types PF11M and PF12M - Metric PF11M-M3-5-1-BL

The PF11M series consists of large knob, spring-loaded, self-clinching captive panel screws designed for secure attachment of thin metal panels with repeated access. These fasteners feature a knurled or un-knurled metal cap and are available with black metal caps or custom color plastic caps. They include a shoulder on the retainer to provide a positive stop during installation and are compatible with M3 thread sizes. All variants in the series are designed to prevent loose hardware and reduce the risk of internal component damage.