BT5-BT55 Centering Rings, for Model Rockets, (26pcs)

Estes Flying Model Rocket Kit Parts Centering Rings

Overview:

Includes 26 Centering Rings in 5 different sizes. BT5, BT20, BT50 and BT55. Perfect for making your own engine mounts!

Included:

• 26 Centering Rings
• 8 each. BT5 to BT20
• 4 each. BT5 to BT50
• 8 each. BT20 to BT50
• 2 each. BT20 to BT50 – 1 inch long
• 4 each. BT50 to BT55