The Tank Twist Pen Kit is now available. The pen cap, cast in brass, features two classic 5-point white military stars, has the unique rounded-form of the a M26 turret-head and includes details like the commanders cupola and grenade launchers. The machined metal pen tip is modeled after the tank guns muzzle brake. Twist the pen to extend refill. The clip depicts the tank treads, such as a track-drive sprocket and suspension bogies. The pen has a bit of heft to it at 4 oz.