Nickel-plated brass. Round shape. Dimension: base diameter 31 mm For Valjoux caliber 7750 13 1/4’’’ With 2 support screws in tempered steel, 1 at the center and 1 at 12 o'clock 2 pushers at 2 and 4 o'clock without gasket, weak spring
Nickel-plated brass. Round shape. Dimension: base diameter 31 mm For Valjoux caliber 7750 13 1/4’’’ With 2 support screws in tempered steel, 1 at the center and 1 at 12 o'clock 2 pushers at 2 and 4 o'clock without gasket, weak spring