{"product_id":"4pcs-5mm-shaft-coupler-size-5mm","title":"4Pcs 5mm Shaft Coupler - size: 5mm","description":"\u003ch3\u003eAbout this item\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e✅ Precision 5mm Inner Diameter for Exact Fit – This 5mm inner diameter shaft coupler is precision-bored to exactly match 5mm motor shafts and lead screws. The tight tolerance ensures zero wobble and perfect alignment for 3D printer Z‑axis and small CNC applications.\u003c\/li\u003e\n\u003cli\u003e✅ Ideal shaft coupler for motor – NEMA11 \u0026amp; Small Steppers – This shaft coupler for motor is specifically sized for NEMA11 and other small 5mm shaft stepper motors. The flange base allows easy mounting to motor face plates, creating a compact drive system for 3D printers and desktop machines.\u003c\/li\u003e\n\u003cli\u003e✅ Precision Bored 5mm Hole for Zero-Backlash – The precision bored 5mm hole and hardened alloy steel construction deliver a zero‑backlash connection. Unlike flexible couplers, this rigid design maintains perfect concentricity, ensuring consistent print quality and machining accuracy.\u003c\/li\u003e\n\u003cli\u003e✅ Secure set screw locking with M3 Screws – Each shaft side features two M3 set screw locking points, providing a firm, vibration‑resistant grip. The included mini hex wrench makes installation quick and easy – no special tools required.\u003c\/li\u003e\n\u003cli\u003e✅ Machined Flange Face for Easy Mounting – The machined flange face allows you to secure the coupling directly to a mounting plate using two M3 screws. This compact design for tight space eliminates additional shaft supports, making it perfect for small 3D printers and desktop CNC machines.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Brand: LIZIFEQZ","offers":[{"title":"Default Title","offer_id":52541219242204,"sku":"B0H4RKCZF7-size-5mm","price":6.62,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0837\/0913\/3020\/files\/41WiAKWbQAL.jpg?v=1789853252","url":"https:\/\/stemora.us\/products\/4pcs-5mm-shaft-coupler-size-5mm","provider":"Stemora","version":"1.0","type":"link"}