Smaller Centering Rings <29mm

Centering rings are used to keep a small tube nested within a large one. For example BT50/BT20 will center BT20 tube inside the BT50.

We offer centering rings for low, mid and high-power rockets, you can change your selection by clicking buttons below.

Thrust Rings
Thrust Rings
All Centering and Thrust Rings
Back to all
Centering Rings
Larger Motor Tubes
Larger Centering Rings (>=29mm)
Cluster Rings
Cluster Rings
Back to Build Supplies
Back to Build
Supplies

BT50/BT20 Centering Rings. 6 pack

This ring will center a BT-20 tube (standard engine mount tube) within a BT-50 tube.
$1.55

Add to Cart


BT55/BT20 Plywood Centering Rings. 6 Pack

This ring will center a BT-20 tube (standard engine mount tube) within a BT-55 tube. Three disks have a motor hook slot.
$5.45

Add to Cart


BT60/BT20 Plywood Centering Rings. 6 Pack

This ring will center a BT-20 tube (standard engine mount tube) within a BT-60 tube. Three disks have a motor hook slot.
$5.85

Add to Cart


BT70/BT20 Plywood Centering Rings. 4 Pack

This ring will center a BT-20 tube (standard engine mount tube) within a BT-70 tube. Two disks have a motor hook slot.
$5.95

Add to Cart


BT80/BT20 Plywood Centering Rings. 4 Pack

This ring will center a BT-20 tube (standard engine mount tube) within a BT-80 tube. Two disks have a motor hook slot.
$6.45

Add to Cart


BT55/BT50 Plywood Centering Rings. 6 Pack

This ring will center a BT-50 tube within a BT-55 tube. Plywood. 3 rings have a notch to accommodate motor hook.
$5.45

Add to Cart


BT60/BT50 Plywood Centering Rings. 6 Pack

This ring will center a BT-50 tube (24 mm engine mount tube) within a BT-60 tube.
$5.85

Add to Cart


BT60 - 29mm Centering Ring. 2 Pack

2 of BT60 - 29mm centering ring holds 29mm motor tube inside BT-60 airframe. 1/8" plywood. Works best with LOC paper, fiberglass, Madcow and Semroc 29mm motor tube. (1.22 - 1.225" motor tube OD). One ring has a notch to accommodate G size hook.
$2.95

Add to Cart


BT60 - 29mm Centering Ring (TW). 2 Pack.

2 of BT60 - 29mm centering ring holds 29mm motor tube inside BT-60 airframe. 1/8" plywood. Works best with Rocketarium (TW) and Aerotech paper 29mm motor tube. (1.235 - 1.24" motor tube OD) One ring has a notch to accommodate G size hook.
$2.95

Add to Cart


BT70/BT50 Plywood Centering Rings. 4 Pack

This ring will center a BT-50 tube (24 mm engine mount tube) within a BT-70 tube. Two disks have a motor hook slot.
$5.95

Add to Cart


<