---
product_id: 63542762
title: "Polycarbonate Mini V Wheel Kit (12 Pack) for 20mm Aluminum Extrusion Linear Rail, CNC, 3D Printers"
brand: "protobuilds"
price: "€ 68.50"
currency: EUR
in_stock: true
url: https://www.desertcart.it/products/63542762-polycarbonate-mini-v-wheel-kit-12-pack-for-20mm-aluminum
store_origin: IT
region: Italy
---

# Polycarbonate Mini V Wheel Kit (12 Pack) for 20mm Aluminum Extrusion Linear Rail, CNC, 3D Printers

**Brand:** protobuilds
**Price:** € 68.50
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** Polycarbonate Mini V Wheel Kit (12 Pack) for 20mm Aluminum Extrusion Linear Rail, CNC, 3D Printers by protobuilds
- **How much does it cost?** € 68.50 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.it](https://www.desertcart.it/products/63542762-polycarbonate-mini-v-wheel-kit-12-pack-for-20mm-aluminum)

## Best For

- protobuilds enthusiasts

## Why This Product

- Trusted protobuilds brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

Compatible with 20mm x 20mm V profile aluminum extrusion rail systems. Each wheel kit includes: (1) Polycarbonate mini V wheel, (2) Ball bearings 4x10x5mm, (2) Precision shim 8x5x1mm, (1) M5 lock nut with nylon insert. Polycarbonate mini V wheel specs: Rockwell Hardness: M75, Compression Strength: 86MPA, OD: 15.23, ID: 9.974 +/- 0.026, Thick: 8.8, Material: polycarbonate, Color: clear

## Features

- Each wheel kit includes:
- (1) Polycarbonate mini V wheel
- (2) Ball bearings 4x10x5mm
- (2) Precision shim 8x5x1mm
- (1) M5 lock nut with nylon insert

## Images

![Polycarbonate Mini V Wheel Kit (12 Pack) for 20mm Aluminum Extrusion Linear Rail, CNC, 3D Printers - Image 1](https://images-na.ssl-images-amazon.com/images/I/415AcJdkeJL.jpg)
![Polycarbonate Mini V Wheel Kit (12 Pack) for 20mm Aluminum Extrusion Linear Rail, CNC, 3D Printers - Image 2](https://images-na.ssl-images-amazon.com/images/I/31EQVQXq-1L.jpg)

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**Shop now:** [https://www.desertcart.it/products/63542762-polycarbonate-mini-v-wheel-kit-12-pack-for-20mm-aluminum](https://www.desertcart.it/products/63542762-polycarbonate-mini-v-wheel-kit-12-pack-for-20mm-aluminum)

---

*Product available on Desertcart Italy*
*Store origin: IT*
*Last updated: 2026-05-15*