Pentel Tradio Stylo Fountain Pen Black TRJ50

The Pentel Tradio is essentially a luxury refillable version of the old Tetras Stylo (now discontinued), which is itself was an evolution of the classic Fountain Pentel, which is still available. The Tradio features the same flexible delta nib, double-sided with firm or flexible response, and which adapts to the writer's style.
Supplied with a black refill.