PennEngineering® Large Knob, Spring-loaded - Types PF11MF and PF12MF - Unified PF11MF-832-2-BL-2

The PF11MF series consists of large knob, spring-loaded, flare-mounted captive panel screws designed for easy service access without loose hardware, suitable for attaching thin metal panels or similar materials where repeated access is needed. The fasteners install flush on the back side of the panel and are compatible with painted panels and stainless steel. They feature a spring-loaded design for secure retention and are available in black finish. Custom sizes and configurations are offered on special order.