Steel nib unit with feeder and threaded housing.
Size 6, that means that the feeder is 6 millimeters in diameter. Thread housing M7.9x0.6.
Bock logo imprinted. Two tone version from factory.
Steel nib unit with feeder and threaded housing.
Size 6, that means that the feeder is 6 millimeters in diameter. Thread housing M7.9x0.6.
Bock logo imprinted. Two tone version from factory.