Rocket Parts > Engine Hooks & Engine Tubes   1.75'' Engine Hook for Estes mini engines For use with all 1.75" long model rocket engines. $ 0.50          Available: 102      More Information      Quantity:     2.75'' Engine Hook for Estes ''A'' thru ''D'' engines For use with all 2.75" long model rocket engines. $ 0.50          Available: 97      More Information      Quantity:     3.75'' Engine Hook for Estes ''E'' engines For use with all 3.75" long model rocket engines. Can also be used with 2.75" long model rocket engines with a 1.00" long spacer (not included). $ 0.59          Available: 80      More Information      Quantity:     Estes Engine Hook Accessory Pack Contains engine hooks for 1.75" long mini engines (1), 2.75" long regular and "D" engines (3) and 3.75" long "E" engines (2). Includes cardboard spacer to allow "D" engines to fit in "E" engine mounts. $ 4.50          Available: 3      More Information      Quantity:     Estes Designer's Special #1980 Build and fly your own designs. The Estes Designer's Special is just what you've been waiting for! A BIG box with more than enough parts to build 8 complete flying model rockets!! Includes over 100 genuine Estes model rocket parts. Retail Price $ 79.99 $ 64.99          Available: 1      More Information      Quantity:     Sunward 18mm x 2.75'' Engine Tube for Estes ''A'' thru ''C'' engines - 4 pack This 18mm engine tube is used to hold Estes "A","B","C" engines. Same size as Estes BT20 body tube. Estes quality part - cheaper price! Great for cloning, scratchbuilding and repairs. $ 1.99          Available: 3      More Information      Quantity:     Sunward 24mm x 2.75'' Engine Tube for Estes ''C11'' and ''D'' engines - 4 pack This 24mm engine tube is used to hold Estes "C11" and "D" engines. Same size as Estes BT50 body tube. Estes quality part - cheaper price! Great for cloning, scratchbuilding and repairs. $ 1.99          Available: 4      More Information      Quantity:     Sunward 24mm x 4.00'' Engine Tube for Estes ''D'' and ''E'' engines - 4 pack This 24mm engine tube is used to hold Estes "C11", "D" and "E" engines. Same size as Estes BT50 body tube. Estes quality part - cheaper price! Great for cloning, scratchbuilding and repairs. $ 2.19          Available: 6      More Information      Quantity: