Estes Model Rocket Building Materials On Sale

Contains two 1/8" x 18" (3 x 450 mm) shock cord, and one 1/4" x 36" (6 mm x 910 mm) elastic shock cords (enough for four shock cords). This kit includes mounts and instructions.

Hooks for engine mounts - Package contains 2 engine hook for mini-engines, 3 hooks for regular and D-class engines and 2 long hooks (3 1/2") E-class engines or special applications.

This is the Laser Cut Centering Rings and Paper Adapters from Estes. Suitable for Ages 10 & Older with Adult Supervision for Those Under 12.