Cluster Rings
Cluster Centering rings are used to keep several motor tubes properly nested within the airframe tube.
Here you will find cluster rings for larger motor tubes (29mm and 38mm). We offer centering rings for low, mid and high-power rockets, you can change your selection by clicking buttons below.
We can also cut custom cluster rings, let us know what you need. Turn-around time on the special order rings is usually 2 days.
Here you will find cluster rings for larger motor tubes (29mm and 38mm). We offer centering rings for low, mid and high-power rockets, you can change your selection by clicking buttons below.
We can also cut custom cluster rings, let us know what you need. Turn-around time on the special order rings is usually 2 days.
 Thrust Rings |
 Smaller Centering Rings |
 Larger Centering Rings (>=29mm) |
 Back to all Centering Rings |
 Back to Build Supplies |
3.0 - 2 x 1.1 Centering Ring
Cluster centering ring, fits 3.0" airframe. (2) 29mm (1.1") holes. 3/16" birch plywood. Fits into any 3" airframe. Works best with Aerotech paper,...
3.0 - 2 x 1.1 (P) Centering Ring
Cluster centering ring, fits 3.0" airframe. (2) 29mm (1.1") holes. 3/16" birch plywood. Fits into any 3" airframe. Works best with LOC Paper, PML and...
3.0 - 3 x 1.1 Centering Ring
Cluster centering ring, fits 3.0" airframe. (3) 29mm (1.1") holes. 3/16" birch plywood. Fits into any 3" airframe. Works best with Aerotech paper,...
3.0 - 3 x 1.1 (P) Centering Ring
Cluster centering ring, fits 3.0" airframe. (3) 29mm (1.1") holes. 3/16" birch plywood. Fits into any 3" airframe. Works best with LOC Paper, PML and...
4.0 - 2 x 1.1 Centering Ring
Cluster centering ring, fits 4.0" airframe. (2) 29mm (1.1") holes. 3/16" birch plywood. Fits into any 4" airframe. Works best with Aerotech paper,...
4.0 - 2 x 1.1 (P) Centering Ring
Cluster centering ring, fits 4.0" airframe. (2) 29mm (1.1") holes. 3/16" birch plywood. Fits into any 4" airframe. Works best with LOC Paper, PML and...
4.0 - 3 x 1.1 Centering Ring
Cluster centering ring, fits 4.0" airframe. (3) 29mm (1.1") holes. 1/4" plywood. Fits into any 4" airframe. Works best with Aerotech paper, LOC...
4.0 - 3 x 1.1 (P) Centering Ring
Cluster centering ring, fits 4.0" airframe. (3) 29mm (1.1") holes. 3/16" birch plywood. Fits into any 4" airframe. Works best with LOC Paper, PML and...
4.0 - 2 x 38mm(T/P) Centering Ring
4"/98mm Cluster Centering Ring for two 38mm motor tubes. 1/4" plywood. Fits into any 4" airframe. Works best with Rocketarium 38mm(T), PML phenolic...
4.0 - 2 x 38mm(S) Centering Ring
4"/98mm Cluster Centering Ring for two 38mm motor tubes. 1/4" plywood. Fits into any 4" airframe. Works best with Rocketarium 38mm (S), LOC and...