The female BPF flat button is composed of a black nylon part and a zinc-plated steel insert. This is the BPF 540 model. A steel screw can penetrate this knob to ensure optimal tightening and adjustment.
This knob is available with several different inserts, either in galvanized steel, stainless steel, brass and even all nylon. Allows the optimal tightening and adjustment of an assembly when this part is accompanied by a screw.
It allows the optimal tightening and adjustment of an assembly when this part is accompanied by a screw.
Use for clamping and locking applications on thinner materials. Also used in furniture applications.