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Hollow Spacers

Open-top spacers — great for storing small items like batteries, cables, or adapters. All 7 Tetris shapes plus antenna-length sizes.
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[RR-SH-1x1] Spacer 1x1 Hollow Tactical (OD Green / Tan)

Spacer 1x1 Hollow

Gridfinity-compatible 1x1 hollow spacer. Open-top storage compartment for small items. Printed in PLA+.
$ 0.25