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Double Ringer Model Rocket Kit
$19.99
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0689
Estes Celestial Explorer Model Rocket Kit
The Celestial Explorer by Estes Rockets is the ultimate choice for beginner rocketeers eager to venture into the exciting world of model rocketry....
Model: 0689
3 Units in Stock
$21.99
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In Stock: 3
CR-10.5-5
Centering Ring - 10.5mm in BT-5 (13mm Thrust Ring)
This is a centering ring for a 10.5mm body tube in a BT-5 body tube. It is more commonly used as a 13mm (mini-engine) thrust ring or thrust block.
Model: CR-10.5-5
80 Units in Stock
$0.20
In Stock: 80
PCR-29-1.9
Centering Ring - 29mm in 1.9" (Plywood)
This is a centering ring for a 29mm body tube or motor tube in a BT-1.9 body tube.
Model: PCR-29-1.9
292 Units in Stock
$1.49
In Stock: 292
PCR-29-70
Centering Ring - 29mm in BT-70 (Plywood)
This is a centering ring for a 29mm body tube or motor tube in a BT-70 body tube.
Model: PCR-29-70
90 Units in Stock
$1.99
In Stock: 90
PCR-29-80
Centering Ring - 29mm in BT-80 (Plywood)
This model rocket centering ring centers a 29mm body or motor tube into a BT-80 body tube. Made from 1/8" Birch Plywood.
Model: PCR-29-80
34 Units in Stock
$1.99
In Stock: 34
PCR3x2080
Centering Ring - 3xBT-20 in BT-80 (Plywood ) - Model Rocket Part
This is a plywood centering ring for centering three BT-20 body tubes or motor tubes in a BT-80 body tube.
Model: PCR3x2080
50 Units in Stock
$1.39
In Stock: 50
PCR4x2080
Centering Ring - 4xBT-20 in BT-80 (Plywood )- Model Rocket Part
This is a plywood centering ring for centering four BT-20 body tubes or motor tubes in a BT-80 body tube.
Model: PCR4x2080
30 Units in Stock
$1.39
In Stock: 30
CR2050
Centering Ring - BT-20 in BT-50 (24mm Thrust Ring)
This is a standard paper centering ring for centering a BT-20 (18mm motor) tube in a BT-50 tube. This part is often used to create an 18mm motor...
Model: CR2050
90 Units in Stock
$0.25
In Stock: 90
CR2050-L
Centering Ring - BT-20 in BT-50 (Long)
A one-inch long thick paper coupler which can be used to center a standard BT-20 body tube in a BT-50 tube.
Model: CR2050-L
9 Units in Stock
$0.39
In Stock: 9
PCR2055
Centering Ring - BT-20 in BT-55 (Plywood)
This light plywood centering ring centers a standard BT-20 body tube in a BT-55 tube.
Model: PCR2055
8 Units in Stock
$0.35
In Stock: 8