Quick-release push-button terminal-posts that offer a fast and effective method of connecting leads to test equipment, instruments, patch boards, etc.,Moulded in polypropylene . All metal parts are nickel-plated brass. Provided with a panel locking-ring and a 2.8x0.5 blade termination suitable for female type spade terminal.,The efficient spring action will grip fine wires in addition to larger sizes up to 2.5mm². Height above chassis 19mm.