Estes EST9751
PSII 24mm Retainer Set
A must have for the Pro Series II E2X rockets. Boost your rocket altitude by 1000 feet (305 m). Easy to assemble and quickly attaches to your rocket.
- Requires E16-0 or F15-0 booster engine - sold seperately.
- Designed for use the Pro Series II E2X rockets.
FEATURES:
- Easy to Assemble- Requires E16-0 or F15-0 booster engine - sold seperately.
- Designed for use the Pro Series II E2X rockets.
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov