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CR2060
(image for) Centering Ring - BT-20 in BT-60 (Fiber) - Model Rocket Part

Centering Ring - BT-20 in BT-60 (Fiber) - Model Rocket Part

A fiber centering ring for centering a BT-20 (18mm motor tube) in a standard BT-60 body tube.
Model: CR2060
17 Units in Stock
$0.30

In Stock: 17
PCR2060
(image for) Centering Ring - BT-20 in BT-60 (Plywood) - Model Rocket Part

Centering Ring - BT-20 in BT-60 (Plywood) - Model Rocket Part

This is a plywood centering ring for centering a standard BT-20 body tube in a BT-60 body tube.
Model: PCR2060
17 Units in Stock
$0.79

In Stock: 17
CR2070
(image for) Centering Ring - BT-20 in BT-70 - Model Rocket Part

Centering Ring - BT-20 in BT-70 - Model Rocket Part

A fiber centering ring for centering a BT-20 (18mm motor tube) in a standard BT-70 body tube.
Model: CR2070
25 Units in Stock
$0.35

In Stock: 25
CR2080
(image for) Centering Ring - BT-20 in BT-80 - Model Rocket Part

Centering Ring - BT-20 in BT-80 - Model Rocket Part

A fiber centering ring for centering a BT-20 (18mm motor tube) in a standard BT-80 body tube.
Model: CR2080
42 Units in Stock
$0.45

In Stock: 42
CR520
(image for) Centering Ring - BT-5 in BT-20 (18mm Thrust Ring)

Centering Ring - BT-5 in BT-20 (18mm Thrust Ring)

A paper centering ring for centering a BT-5 (13mm motor tube) in a standard BT-20 body tube. This is also used as an 18mm motor thrust ring or engine...
Model: CR520
202 Units in Stock
$0.25

In Stock: 202
PCR550
(image for) Centering Ring - BT-5 in BT-50 (Plywood)

Centering Ring - BT-5 in BT-50 (Plywood)

This is a light plywood center ring for centering a BT-5 body tube in a BT-50 body tube. 
Model: PCR550
176 Units in Stock
$0.79

In Stock: 176
PCR560
(image for) Centering Ring - BT-5 in BT-60 (Plywood)

Centering Ring - BT-5 in BT-60 (Plywood)

This is a light plywood center ring for centering a BT-5 body tube in a BT-60 body tube. 
Model: PCR560
100 Units in Stock
$0.89

In Stock: 100
PCR-50-1.9
(image for) Centering Ring - BT-50 in 1.9" (Plywood)

Centering Ring - BT-50 in 1.9" (Plywood)

This is a centering ring for a BT-50 body tube or motor tube in a BT-1.9 body tube.
Model: PCR-50-1.9
95 Units in Stock
$1.49

In Stock: 95
CR5055-P
(image for) Centering Ring - BT-50 in BT-55 (Paper, Package of 10) Model Rocket Part

Centering Ring - BT-50 in BT-55 (Paper, Package of 10) Model Rocket Part

This is a package of ten spiral-wound paper centering rings for centering a BT-50 body tube in a BT-55 tube.
Model: CR5055-P
17 Units in Stock
$4.99

In Stock: 17
CR5055
(image for) Centering Ring - BT-50 in BT-55 - Model Rocket Part

Centering Ring - BT-50 in BT-55 - Model Rocket Part

A fiber centering ring for centering a BT-50 (24mm motor tube) in a standard BT-55 body tube.
Model: CR5055
15 Units in Stock
$0.25

In Stock: 15