Dayton Audio BPP-G Premium Binding Post Pair Gold Tightening knob&apos;s free-spinning metal ferrule facilitates a secure connection Terminated with easily-soldered .250&quot; male disconnect tabs Designed to complement Dayton Audio Binding Post Plates Suitable for any cabinet panel with a keyed 11.5 mm hole and 25 mm thread length Gold finish; sold in red/black pairs