Gyroc - K24

[PurplePig]

Does anyone have the original kit for the Gyroc - K24 rocket. (not the Tazz)

The body tube is listed as a BT20D. Estes still makes BT20 but I dont know what length to use.

Could someone measure their rocket and let me know?

 

[user 35280]

It’s 6.5” long according to eRockets,
https://www.erockets.biz/semroc-body-tube-bt-20-6-5-long-sem-bt-20d/

 

[kuririn]

John Brohm's reference also shows it as 6.5".

 

[BEC]

As do old Estes catalogs, which are available for download in several places, including the Estes website. For example, from the 1968 catalog, part of the relevant page:

 

[PurplePig]

Thank you - Thats just the info I needed