








⚙️ Elevate your machine’s performance with flexible precision coupling!
The Heyiarbeit 4mm to 4mm Aluminum Flexible Plum Shaft Coupling is a polished, wear-resistant connector designed for CNC machines, 3D printers, and servo motors. Measuring 20mm in diameter and 30mm in length, it offers super elastic torque absorption to reduce vibration and stress, ensuring durable, high-torque transmission and reliable motor performance.












| ASIN | B099MTB7TX |
| Best Sellers Rank | #1,121,895 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #15,212 in 3D Printer Accessories |
| Brand | Heyiarbeit |
| Date First Available | July 16, 2021 |
| Exterior Finish | Aluminium |
| Fastener Type | Coupling |
| Finish Type | Polished |
| Manufacturer | Heyiarbeit |
| Material | Aluminum |
| Metal Type | Aluminum |
| Package Dimensions | 1.97 x 1.97 x 1.97 inches |
| Size | D20 x L30 |
| Thread Size | M 3 |
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