| Designer: | Lee Piester | 
| Manufacturer: | Centuri | 
| Model: | BG-21 | 
| Plan (YORP): | http://www.oldrocketplans.com/centuri/cenKBG-21/cenKBG-21.htm ![]()  | 
| Product Type: | Kit | 
| Production Years: | 1964-1968 | 
| Recovery: | Glide | 
| Status: | Out-Of-Production | 
| Style: | Glider | 
( Contributed - by Dwayne Surdu-Miller - 11/27/05) Brief: The Centuri X-21 is a very pretty rear engine boost-glider with a payload section. Boost-to-glide transition is performed by ejecting the engine and raising elevons. Centuri offered this as a kit from 1964 to 1969. Building notes and discussion are posted in a dedicated thread at Ye Olde Rocket Forum . Construction: ...
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