OMAS tipo 800 chain ring - 52 tooth - 144 mm BCD (NOS)
O.M.A.S. tipo 800 series chain ring - 144 mm BCD - 52 tooth Clear anodized aluminum alloy chain ring - inner reinforcement web - without chain "roll off" pin - Campagnolo Record knock-off with regard to aesthetics - model 803-52 ... [NOS - compatible for use in conjunction with 1967 through 1987 vintage Campagnolo Record / Super Record cranksets and clones thereof] ... $40.00 USD plus S&H at cost