Standard top pivot for Models 370 and 117-3/4 pivot sets. Also used for 28, 30, 40 and 50 Series floor closers Walking beam-type pivot 1/2" (13mm) diameter pivot pin with 3/4" (19mm) engagement Oil-impregnated sintered bronze bushing Completely concealed when door is closed Furnished with wood and machine screws Finishes: 605 Bright Brass, 613 Dark Bronze and 626 Satin Chrome