Reviews

• Scratch This End Up By Geoffrey Kerbel

  (by Geoffrey Kerbel - 07/10/05) Brief: This End Up turned out to be a fairly high performance 24mm bird. With an Estes E9-6 engine, it has gone out of sight on the two launches with this engine. Rocksim shows 1600' or more at my Phoenix, AZ launch site on a 90 degree day with ~10% humidity. It has flown on engines as small as C6-5 with excellent height and perfect recovery as well. ...

Rocksim Design Files

• This End Up