Universal Vacuum Hose, Brush, Attachment Adapter

This is a universal vacuum hose adapter that connects standard vacuum hoses to brush heads and other attachments.

• Big end: fits tools or tubes around 34.4 mm ID (≈1.35 in) with an outer diameter of 40.0 mm (≈1.57 in)
• Small end: designed to fit sockets around 31.3 mm ID (≈1.23 in), with an adapter outer diameter of about 31.4 mm (≈1.24 in) and a wall thickness of ~1.6–1.7 mm
• Smooth 20 mm (≈0.79 in) transition for better airflow and easy printing
• Works with most standard bag vacuums, brush attachments, and other accessories

Printing tip: PLA is fine for normal use. PETG or ABS recommended for stronger, more durable parts.