Steampunk Bolt Action Pen KitsSteampunk Bolt Action Pen Kits Step into the world of Victorian sci fi and industrial craft with the Steampunk Bolt Action Pen Kit. This kit brings the Steampunk aesthetic to life in pen form, with flat head screws, riveted patterns, and a replica Gatling gun barrel built into the hardware. The two tone antique finish combinations mixing Brass, Copper, and Pewter give the finished pen that unmistakable 19th century industrial look that Steampunk