Centering disks to center a BT-50 size tube within a BT-60
4 discs per package
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Skill Level 1 Payloader! Transparent red tube holds important insect or small biological experiments. Easy to build and fly; makes a great beginner kit. Features blow […]
Fast and easy assembly make this a good choice for beginners. This rocket launches to over 1000 feet with a C engine. It features a durable […]
Includes 26 Centering Rings in 5 different sizes. BT5, BT20, BT50 and BT55. Perfect for making your own engine mounts! Technical Specifications: 26 Centering Rings 8 […]
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