POM Plastic Balls – Precision Solid Polyoxymethylene Balls in Multiple Sizes

POM Pulley Wheel Kit (5/10/24pcs) – 625ZZ V-Slot Wheels for Ender 3, CR10 & CNC 3D Printers

Upgrade your 3D printer or CNC machine with this high-performance POM pulley wheel kit, available in 5pcs, 10pcs, or 24pcs packs. Designed for Ender 3, CR10, and other V-slot rail 3D printers, each wheel is fitted with a high-precision 625ZZ bearing to deliver ultra-smooth, low-friction motion. Whether you're replacing old worn-out rollers or enhancing print accuracy and stability, this POM wheel upgrade ensures quieter operation, stronger durability, and a better print experience.

Precision-Made for Smooth, Quiet, and Accurate Motion

Our pulley wheels are made of durable polyoxymethylene (POM), known for its high rigidity, low friction, and excellent wear resistance. Compared to ordinary plastic wheels that degrade over time, POM wheels glide more smoothly, reduce print vibration, and extend the lifespan of your motion system. The embedded 625ZZ ball bearings ensure precise and silent movement along V-slot aluminum rails, providing improved stability and better surface finishes for your printed models.

Features and Benefits

• Material: High-grade POM (Polyoxymethylene)

• Inner Bearing: 625ZZ sealed ball bearings

• Outer Diameter: approx. 16mm (0.63 inches)

• Thickness: approx. 7mm (0.28 inches)

• Inner Hole: 5mm (0.20 inches)

• V-slot compatible passive pulley wheel design

• Smooth and quiet motion for reduced noise and wear

• Enhances print precision and consistency

• Available in 5pcs, 10pcs, or 24pcs packs to suit different upgrade needs

• Easy to install – fits Ender 3, CR10, and most V-slot CNC printers

Choose the Pack That Fits Your Needs

• 5pcs: Perfect for quick replacements or small upgrades

• 10pcs: Ideal for partial upgrades or maintenance kits

• 24pcs: Complete replacement for a full Ender 3 or CR10 wheel setup

Whether you're a hobbyist upgrading your home printer or a business maintaining a fleet of machines, this kit offers the flexibility to save costs and reduce downtime.

Why Custominsul?

At Custominsul, we’re more than a plastics supplier—we’re your long-term partner for cost-effective engineering solutions.

• ✔ Wide range of high-performance plastic materials in stock

• ✔ Support for custom CNC machining and special designs

• ✔ Expert team ready to help optimize your setup

• ✔ Focused on reducing your project costs and improving reliability

• ✔ Fast worldwide shipping and friendly customer support

Frequently Asked Questions

Are these pulley wheels compatible with Ender 3 V2 or CR10 V3?
Yes. These POM wheels are fully compatible with all Ender 3/CR10 models and most V-slot rail systems.

Do they include bearings?
Absolutely. Each wheel comes pre-installed with 625ZZ bearings to ensure smooth motion right out of the box.

What’s the difference between these and stock wheels?
Stock wheels are often softer plastic and wear out quickly. These POM wheels offer superior hardness, lower friction, and much longer lifespan.

Can I order in bulk or request custom quantities?
Yes, we welcome bulk and OEM orders. Contact us for customized packages or to integrate with your CNC builds.

Boost Your Printer’s Performance Today

Don’t let worn-out wheels reduce your print quality. Upgrade now with our POM pulley wheel kit and enjoy quieter, more accurate, and more reliable 3D printing.

🛒 Order your kit today and feel the difference in every layer!

Looking for Custom Sizes or Special Configurations?

We offer custom POM pulley machining, OEM labeling, and volume pricing for business customers.
📩 Contact us now for tailored solutions and save more on your projects.