A bolt-action pen built like a piece of hardware, not a stationery item. The two-part body is fully machined from solid stock using Swiss-type turning, secured with an o-ring, and hand-polished — the bolt slot has a smooth, satisfying engagement with a quick flick-back release. Fully machined body, hand-polished Smooth bolt-action engagement, quick-release Clip in 7000-series aluminum, 6AL-4V titanium, or Black DLC/titanium Accepts Pilot G2-style refills (G2, Precise V7/V5 RT, Pelikan 338 Rollerball, Frixion, Energel, Signo) Weight: 1.5oz · Diameter: 0.420" · Length: 5" Ships direct from the maker, arrives in 5–10 days.