Model Rocket Parts

This Custom Rocket Company BT50 payload adapter is designed to fit into the Custom BT50 payload tube. The part is made out of injection molded plastic and a has hole on one end for the screw eye. Specifications: Outside Diameter: 0.949" Length: 1...

This Custom Rocket Company BT50 clear red payload tube is a great way to add a payload bay to a model rocket that has a BT50 size body tube. It's designed to be used with the Custom BT50 payload adapter or a BT50 balsa bulkhead...

These Custom streamers come in a high visibility pink color so you will be able to spot and track the decent of a model rocket. A streamer is recommended when where wind drift may cause a problem. Compatible with Custom, Estes and Quest flying model...

The Custom EC-2 2.75 inch engine clip is for use with all 2.75 inch long model rocket engines including the Estes A, B, C and D motors. These heavy duty engine clip holds the engine in place during flight and are nickel plated for long life. As good as...

This 18mm x 2.75 inch engine tube is used to hold Estes A, B and C model rocket engines. Same size as an Estes BT20 (0.736 inch diameter) body tube. Estes quality part - cheaper price! Great for cloning, scratch building and repairs. Includes: 1 - 18mm...

This Estes shock cord kit contains two sizes of rubber shock cords, shock cord mounts and instructions. Includes: 3 - 1/8 x 36 inch shock cords, 1 - 1/4 x 48 inch shock cord, 4 - shock cord mounts and instructions.

This Estes launch lug pack contains four sizes of model rocket launch lugs (16 total) in one convenient package. Can be used with 1/8 inch, 3/16 inch, and 1/4 inch diameter launch rods. Includes: 4 - 1/8 x 1 1/4 inch, 4 - 1/8 x 2 3/8 inch, 4 - 3/16 x 2...

This centering ring is used to center a BT3 tube into a BT5 (0.544 diameter) body tube. Also, used as a mini engine block in 13 mm (BT5) engine tubes. Grid spacing in photo is 1/2.

This BT80TC x .125 Lite Ply Bulkhead Assembly is used for adding a payload section to a model rocket. The bulkhead is sized to fit inside Sunward BT80 tube couplers. Comes with a bulkhead plate, threaded screw eye bolt, nut and two washers. Coupler ...

This BT56 x 2 Tube Coupler is used for multi-staging and joining BT56 (1.346 diameter) body tubes. Direct replacement part for Estes, Sunward and other similarly sized model rockets. Grid spacing in photo is 1/2.

This BT55TC x .125 Lite Ply Bulkhead Assembly is used for adding a payload section to a model rocket. The bulkhead is sized to fit inside Sunward BT55 tube couplers. Comes with a bulkhead plate, threaded screw eye bolt, nut and two washers. Coupler ...

The Balsa Machining Service 20/60 centering rings are used to center a BT20 tube (0.736 diameter) into a BT60 (1.637 diameter) body tube. Great for cloning, scratchbuilding and repairs! Made in the USA.

The Balsa Machining Service 20/55 centering rings are used to center a BT20 tube (0.736 diameter) into a BT55 (1.325 diameter) body tube. Great for cloning, scratchbuilding and repairs! Made in the USA.

This Qualman Rocketry BT56 Model Rocket Divider keeps your parachute, shock cord and wadding near the top of the rocket. Also, includes a built-in Kevlar shock cord mount that is further away from the ejection charge in comparison with connecting the...

This Qualman Rocketry MPC 35mm ejection baffle allows you to upgrade a model rocket to be used without needing any recovery wadding! The unique four plate baffle design blocks and traps the burning particles from the ejection charge, preventing them from...

The Qualman Rocketry CR5080 centering rings come in an 2 pack and are used to center a BT50 tube (0.976 diameter) into a BT80 (2.600 diameter) body tube. They are precision laser cut from heavy gauge cardstock. Great for cloning, scratch building and...