Large Argon 18 Electron Carbon Bicycle Track Frameset Brand New. Argon 18 Electron Carbon Track Frameset. RadicalVelo is a dealer of Argon 18 Bikes and we are pleased to offer the Electron Carbon Track Frameset. Includes Frame, Fork Headset & Seatpost. We are currently offering the frameset but we can also offer complete builds as well. Radicalvelo LLC has used its best efforts to inspect the item(s) for sale and create descriptions and furnish photographs that fairly and adequately depict the type, condition and image of the goods at the time of sale. This Listing Powered By. The item “Large Argon 18 Electron Carbon Bicycle Track Frameset Brand New” is in sale since Thursday, April 14, 2016. This item is in the category “Sporting Goods\Cycling\Bicycle Frames”. The seller is “radicalvelo” and is located in Englewood, New Jersey. This item can be shipped to United States.