Regular engine mounts. Easy to assemble with complete insturctions.
003158 - Regular Engine Mount Kit Description This engine mount kit fits Bt-50, 55, 56 & 60 tubes. Plus can be used to make a conversion mount for lightweight D powered rockets.
Additional Information & Technical Specifications:
Estes model rocketry is recommended for ages 10 and up with adult supervision for those under 12. Unless otherwise specified, all models require assembly.
Tools, construction and finishing supplies sold separately.
In order to launch, a launch system, model rocket engines, starters and recovery wadding are required - sold separately-unless otherwise specified.