2L Water Rocket kit

Model originally uploaded to Thingiverse at https://www.thingiverse.com/thing:2923982.

This is a set of fins and nosecone to fit loosely on a 2L soda bottle that I designed for my son Harry for a school project They should fit loosely. use double stick tape to hold fins to the bottle and the nosecone should be loose to fall off and deploy the parachute