--- product_id: 191237374 title: "uxcell LM30UU Linear Ball Bearings 30mm Bore 45mm OD 64mm Long for CNC Machine 3D Printer 4pcs" brand: "uxcell" price: "225.23 DT" currency: TND in_stock: true reviews_count: 2 category: "Uxcell" url: https://www.desertcart.tn/products/191237374-uxcell-lm30uu-linear-ball-bearings-30mm-bore-45mm-od-64mm store_origin: TN region: Tunisia --- # 30mm bore precision fit 2750N dynamic load capacity Dual rubber dust seals uxcell LM30UU Linear Ball Bearings 30mm Bore 45mm OD 64mm Long for CNC Machine 3D Printer 4pcs **Brand:** uxcell **Price:** 225.23 DT **Availability:** ✅ In Stock ## Summary > ⚙️ Elevate your precision game—because your machine deserves the smoothest moves. ## Quick Answers - **What is this?** uxcell LM30UU Linear Ball Bearings 30mm Bore 45mm OD 64mm Long for CNC Machine 3D Printer 4pcs by uxcell - **How much does it cost?** 225.23 DT 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/191237374-uxcell-lm30uu-linear-ball-bearings-30mm-bore-45mm-od-64mm) ## Best For - uxcell enthusiasts ## Why This Product - Trusted uxcell brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Value Pack of Four:** Get four bearings in one set, perfect for full system upgrades or replacements without downtime. - • **Dust & Water Resistant:** Dual rubber seals protect against dirt and moisture, extending bearing lifespan and reducing maintenance. - • **Heavy-Duty Performance:** Supports up to 2750N dynamic load, delivering reliable motion under demanding conditions. - • **Versatile Compatibility:** Ideal for CNC machines, 3D printers, and multi-axis linear motion systems—upgrade your workflow effortlessly. - • **Precision Engineered Fit:** 30mm bore and 45mm OD ensure seamless integration with your CNC or 3D printer setup. ## Overview The uxcell LM30UU Linear Ball Bearings feature a 30mm bore and 45mm outer diameter, crafted from durable alloy steel and nylon. Designed for CNC machines and 3D printers, these bearings support a dynamic load capacity of 2750N and include dual rubber dust seals to prevent contamination. Sold in sets of four, they offer a reliable, maintenance-friendly solution for high-precision linear motion systems. ## Description uxcell LM30UU Linear Ball Bearings 30mm Bore 45mm OD 64mm Long for CNC Machine 3D Printer 4pcs: desertcart.com: Industrial & Scientific Review: Durable bearings - Great 30mm bearings used to replaced in my Harbor freight Chicago electric miter saw. Review: Works good for the price - Used to replace bearings in a harbor freight miter saw. Worked perfectly. Needed to add lubrication. Good for the price! ## Features - [SIZE] - Model: LM30UU, 30x45x64mm Metric Double Seal Linear Bearing - [USAGE] - Linear bearings are part of linear motion systems, often used in conjunction with cylindrical shafts or guideways. - [FEATURES] - These ball bearing with two rubber dust sealed to prevent ingress of dirt, water and foreign matter - [CAPABILITY] - Static Load Capacity (Cor): 1570N, Dynamic Load Capacity (Cr): 2750N (Recommended load is 80% of rated load, not to exceed rated load.) - [APPLICATIONS] - Mechanical slides, 2-axis and 3-axis tables, linear tables, 3D printers, ect. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07H934XDB | | Bearing Number | LM30UU | | Bearing Type | Ball Bearing | | Best Sellers Rank | #571,487 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #179 in Linear Ball Bearings | | Brand | uxcell | | Compatible Lubricant | Grease | | Date First Available | September 12, 2018 | | Item Thickness | 64 Millimeters | | Item Weight | 1.98 pounds | | Item dimensions L x W x H | 5.51 x 3.94 x 1.97 inches | | Item model number | a18071300ux0274 | | Manufacturer | uxcell | | Material | Alloy Steel, Nylon | | Outside Diameter | 45 Millimeters | | Product Dimensions | 5.51 x 3.94 x 1.97 inches | ## Product Details - **Bearing Number:** LM30UU - **Brand:** uxcell - **Item Thickness:** 64 Millimeters - **Item dimensions L x W x H:** 5.51 x 3.94 x 1.97 inches - **Material:** Alloy Steel, Nylon ## Images ![uxcell LM30UU Linear Ball Bearings 30mm Bore 45mm OD 64mm Long for CNC Machine 3D Printer 4pcs - Image 1](https://m.media-amazon.com/images/I/61bItcdGyrL.jpg) ![uxcell LM30UU Linear Ball Bearings 30mm Bore 45mm OD 64mm Long for CNC Machine 3D Printer 4pcs - Image 2](https://m.media-amazon.com/images/I/510UbZPvj0L.jpg) ![uxcell LM30UU Linear Ball Bearings 30mm Bore 45mm OD 64mm Long for CNC Machine 3D Printer 4pcs - Image 3](https://m.media-amazon.com/images/I/51nEYUJ-TRL.jpg) ![uxcell LM30UU Linear Ball Bearings 30mm Bore 45mm OD 64mm Long for CNC Machine 3D Printer 4pcs - Image 4](https://m.media-amazon.com/images/I/51iJycdY5iL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Durable bearings *by S***9 on April 10, 2025* Great 30mm bearings used to replaced in my Harbor freight Chicago electric miter saw. ### ⭐⭐⭐⭐ Works good for the price *by C***E on January 9, 2020* Used to replace bearings in a harbor freight miter saw. Worked perfectly. Needed to add lubrication. Good for the price! ## Frequently Bought Together - uxcell LM30UU Linear Ball Bearings 30mm Bore 45mm OD 64mm Long for CNC Machine 3D Printer 4pcs - Linear Motion Rods 2PCS 8mmx 250mm (0.315 x 9.84inches) Case Hardened Chrome Plated Linear Motion Rod Shaft Guide for 3D Printer, DIY, CNC - Metric h8 Tolerance - 2Pcs 6mm x 400mm (0.236 x 15.74 inches) Vigorous Linear Motion Rods, Case Hardened Chrome Shaft Linear Rail Guide Shaft for 3D Printer, DIY, CNC - Metric h8 Tolerance --- ## 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/191237374-uxcell-lm30uu-linear-ball-bearings-30mm-bore-45mm-od-64mm](https://www.desertcart.tn/products/191237374-uxcell-lm30uu-linear-ball-bearings-30mm-bore-45mm-od-64mm) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-06-06*