Sheaffer Standard Targa in Brushed Stainless date Has double knock feature which

Has double knock feature which allows the lead sleeve (the metal guide pipe) to retract completely inside the nose cone when the pencil is not in use

Don't try to squeeze the tassie with the pliers while they are up in the air

Aerometric filling system

Aero Feed: Standard size

Sheaffer Standard Targa in Brushed Stainless date Has double knock feature whichNib is medium grade in steel. Front section is black plastic. Black jewel on cap and barrel. There is a second white dot on back, where a chain would have connected. This white dot is there to seal the cap, so the pen does not dry out. Filling system is a piston converter.