The Black Security Grille Flush Bolt Release Knob is designed for security grille and door applications, providing easy manual operation of flush bolt locking mechanisms. Ideal for replacement or repair, this knob helps restore proper function and accessibility to locking systems.
Sold by: EachFinish/Color: BlackMaterial: Machined MetalDiameter: 3/4″Product Type: Flush Bolt Release KnobApplication: Security Grilles and DoorsFunction: Allows Manual Release of Flush Bolt MechanismManufacturer Part Number: CH-150
Constructed from durable machined metal with a black finish, this release knob offers long-lasting performance and resistance to everyday wear. Its solid construction ensures reliable operation in demanding commercial environments.
Engineered with a 3/4″ diameter, this knob provides a comfortable grip for smooth engagement and release of flush bolts. It installs easily, making it a convenient solution for maintaining or upgrading existing security grille hardware.








