Matl steel; 1.573 in. Lg; 0.625 in. H; 0.503 in. W; shaft 0.155 in. Dia; 1.268 in. Lg; threaded area 0.110 in. Dia; flat section 0.095 in. W; 38 teeth per in.; gear 0.411 in. Dia; 10 teeth 14 per in.; pin 0.218 in. Dia; groove 0.030 in. W; 0.125 in. Dia