Semroc Centering Rings Plywood ST-9 to LT-175 Ply(2pk) SEM-CR-9-175P
Laser-cut plywood rings which center an ST-9 motor tube inside an LT-175 tube
Especially useful for making a 24mm engine mount for LT-175 rocket bodies
Thickness is 0.125"
ID= 0.998"
OD= 1.750"
Made in the USA
High quality
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