--- product_id: 59383535 title: "6mm Motor Shaft Hub UniHobby UH18021 Motor Shaft Coupling Mecanum Wheel Motor Shaft Hub use for UH144 60mm Mecanum Wheels Omni Wheel Shaft Hubs" brand: "unihobby" price: "FREE" currency: TND in_stock: true url: https://www.desertcart.tn/products/59383535-6mm-motor-shaft-hub-unihobby-uh18021-motor-shaft-coupling-mecanum store_origin: TN region: Tunisia --- # Compact 3x2x2 inch design Durable stainless steel & aluminum Precision 6mm shaft fit 6mm Motor Shaft Hub UniHobby UH18021 Motor Shaft Coupling Mecanum Wheel Motor Shaft Hub use for UH144 60mm Mecanum Wheels Omni Wheel Shaft Hubs **Brand:** unihobby **Price:** FREE **Availability:** ✅ In Stock ## Summary > ⚙️ Elevate your Mecanum wheel setup with precision and power! ## Quick Answers - **What is this?** 6mm Motor Shaft Hub UniHobby UH18021 Motor Shaft Coupling Mecanum Wheel Motor Shaft Hub use for UH144 60mm Mecanum Wheels Omni Wheel Shaft Hubs by unihobby - **How much does it cost?** FREE with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/59383535-6mm-motor-shaft-hub-unihobby-uh18021-motor-shaft-coupling-mecanum) ## Best For - unihobby enthusiasts ## Why This Product - Trusted unihobby brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Bulk Pack Advantage:** 100-piece package to keep your projects running without interruption - • **Tool-Free Upgrade Ready:** Effortless coupling for quick assembly and maintenance—stay ahead in your build game - • **Compact & Lightweight Design:** Only 2.08 ounces with a sleek 3x2x2 inch footprint for easy integration - • **Premium Dual-Metal Construction:** Stainless steel and aluminum blend for unmatched durability and lightweight performance - • **Seamless 6mm Motor Shaft Compatibility:** Perfectly engineered for UniHobby UH144 60mm Mecanum wheels ## Overview The UniHobby UH18021 6mm Motor Shaft Hub is a robust coupling designed specifically for 6mm motor shafts and UH144 60mm Mecanum wheels. Crafted from stainless steel and aluminum, it offers a lightweight yet durable solution, packaged in a convenient 100-piece set ideal for professional-grade robotics and automation projects. ## Description UniHobby UH18021 6mm Motor Shaft Coupling Mecanum Wheel Motor Shaft Hub Omni Wheel Shaft Hubs for UH144 60mm Mecanum Wheel The UH18021 6mm Motor Shaft Coupling allows you to mount robot wheels and mechanisms to motor shafts. It was designed to connect a wheel and a motor and fits all wheels of our robots. The 6mm universal hubs include one stainless steel hex socket set screw for securing a motor to the hub. UH18021 6mm Motor Shaft Hub Features: Use for Motor Shaft Hub: 6mm Used to connect a motor and a robot wheel,Mecanum Wheel,Omni Wheels. Fits all wheels of UniHobby Mecanum Wheels, Omni Wheels. Material: Aluminum-alloy UH18021 Motor shaft coupling packing include: 4 * 6mm Motor Shaft Hub UH18021 Motor Shaft Coupling ## Features - 6mm Motor Shaft Hub for UniHobby UH144 60mm Mecanum Wheels - 6mm Motor Coupling Compatible with 6mm Motor Shaft - UH144 60mm Mecanum Wheel 6mm Motor Shaft Hub - Use for Motor Shaft Hub: 6mm - 6mm Motor Shaft Hub ## Technical Specifications | Specification | Value | |---------------|-------| | Manufacturer | UniHobby | | Part Number | UH18021 | | Item Weight | 2.08 ounces | | Product Dimensions | 3 x 2 x 2 inches | | Color | UH18021 | | Material | stainless_steel, aluminum | | Item Package Quantity | 100 | | Batteries Included? | No | | Batteries Required? | No | ## Images ![6mm Motor Shaft Hub UniHobby UH18021 Motor Shaft Coupling Mecanum Wheel Motor Shaft Hub use for UH144 60mm Mecanum Wheels Omni Wheel Shaft Hubs - Image 1](https://m.media-amazon.com/images/I/61f2-xNtsSL.jpg) ![6mm Motor Shaft Hub UniHobby UH18021 Motor Shaft Coupling Mecanum Wheel Motor Shaft Hub use for UH144 60mm Mecanum Wheels Omni Wheel Shaft Hubs - Image 2](https://m.media-amazon.com/images/I/612RwIBWBYL.jpg) ![6mm Motor Shaft Hub UniHobby UH18021 Motor Shaft Coupling Mecanum Wheel Motor Shaft Hub use for UH144 60mm Mecanum Wheels Omni Wheel Shaft Hubs - Image 3](https://m.media-amazon.com/images/I/61z36wAEpgL.jpg) ![6mm Motor Shaft Hub UniHobby UH18021 Motor Shaft Coupling Mecanum Wheel Motor Shaft Hub use for UH144 60mm Mecanum Wheels Omni Wheel Shaft Hubs - Image 4](https://m.media-amazon.com/images/I/61zeA1p3iBL.jpg) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.tn/products/59383535-6mm-motor-shaft-hub-unihobby-uh18021-motor-shaft-coupling-mecanum](https://www.desertcart.tn/products/59383535-6mm-motor-shaft-hub-unihobby-uh18021-motor-shaft-coupling-mecanum) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-09-26*