Reviews

• Scratch Fahrenheit XL By Larry Brand

  Fahrenheit XL is a scaled-up 38mm version of my PVC tubefin rocket, Fahrenheit 62/5 . It is designed to fly on any H-I motor and has flown extremely well on CTI J330 power, so its suitable for L1 and L2 attempts. Like all tubefin designs, it is stable, wind resistant, and very quick and easy to build. Since this time (for a change) I used all primo grade rocketry hobby materials to build ...