Manufacturer:	Scratch
Product Type:	Scratch

Reviews

• Scratch Rail Launcher (for under $40) By F.W. Dick

  ( Contributed - by F. Dick - 12/01/01) The Under $40 Rail Launcher Brief: After seeing an article on the world's simplest launcher in the February 2001 issue of High Power Rocketry and finding Matt's D.I.Y. Rail at www.railbuttons.com , I decided to combine the two budget ideas for "The Under $40 Rail Launcher." Unfortunately, the flying season in the Colorado mountains ...