--- product_id: 62365022 title: "uxcell 20pcs MR63ZZ 3mmx6mmx2.5mm Double Shielded Miniature Deep Groove Ball ..." brand: "uxcell" price: "97.61 DT" currency: TND in_stock: true reviews_count: 13 category: "Uxcell" url: https://www.desertcart.tn/products/62365022-uxcell-20pcs-mr63zz-3mmx6mmx2-5mm-double-shielded-miniature-deep-groove store_origin: TN region: Tunisia --- # High-temp resistant Chrome Steel (Gcr15) 3mm x 6mm x 2.5mm compact size Double steel dust shields for dirt protection uxcell 20pcs MR63ZZ 3mmx6mmx2.5mm Double Shielded Miniature Deep Groove Ball ... **Brand:** uxcell **Price:** 97.61 DT **Availability:** ✅ In Stock ## Summary > ⚙️ Small Bearings, Big Impact: Power Your Precision Projects with Confidence! ## Quick Answers - **What is this?** uxcell 20pcs MR63ZZ 3mmx6mmx2.5mm Double Shielded Miniature Deep Groove Ball ... by uxcell - **How much does it cost?** 97.61 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/62365022-uxcell-20pcs-mr63zz-3mmx6mmx2-5mm-double-shielded-miniature-deep-groove) ## 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 - • **Smooth & Silent Motion:** Low friction design minimizes vibration and noise for whisper-quiet performance - • **Versatile Load Handling:** Optimized for radial and moderate axial loads—perfect for precision hinges and cycling parts - • **Durability Meets Performance:** Crafted from premium Chrome Steel (Gcr15) for long-lasting strength and heat resistance - • **Shielded for Clean Operation:** Dual steel dust shields block dirt and debris, ensuring smooth rotation every time - • **Precision Miniature Engineering:** Ultra-compact 3x6x2.5mm size fits tight spaces flawlessly ## Overview The uxcell MR63ZZ is a set of 20 miniature deep groove ball bearings measuring 3mm x 6mm x 2.5mm, made from durable Chrome Steel (Gcr15). Featuring double steel dust shields, these bearings resist dirt and high temperatures while delivering smooth, low-friction rotation. Ideal for applications requiring compact, reliable bearings that handle radial and moderate axial loads, such as cycling headset parts and precision mechanical assemblies. ## Description uxcell 20pcs MR63ZZ 3mmx6mmx2.5mm Double Shielded Miniature Deep Groove Ball Bearing: desertcart.com: Industrial & Scientific Review: Great little bearings... - I use them as part of internal hinges for laser finger boxes. 2mm stainless shafts fit perfectly and rotate just right, with no slop. Exactly why I purchased them. Review: Quick and accurate. - Best ever. ## Features - MR63ZZ Miniature Single Row Deep Groove Ball Bearing. - Bearing made from Chrome Steel(Gcr15) for durability and resistance. - Two steel dust shields to prevent ingress of dirt and foreign matter, high temperature resistance. - Features: simple configuration,high speed,less coefficient of friction,less vibration and noise. - Mainly take the radial load as well as moderate axial load. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B075CMRGY6 | | Bearing Number | MR63ZZ | | Bearing Type | Ball Bearing | | Best Sellers Rank | #28,354 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #38 in Wheel Hubs & Bearings #69 in Deep-Groove Ball Bearings | | Brand | uxcell | | Brand Name | uxcell | | Compatible Lubricant | Grease | | Customer Reviews | 4.5 out of 5 stars 253 Reviews | | Item Dimensions | 5.51 x 3.94 x 0.39 inches | | Item Thickness | 2.5 millimeters | | Item Weight | 7 g | | Item dimensions L x W x H | 5.51 x 3.94 x 0.39 inches | | Manufacturer | uxcell | | Material | Alloy Steel | | Material Type | Alloy Steel | | Model | a17070700ux0552 | | Outside Diameter | 6 millimeters | | Part Number | a17070700ux0552 | | Unit Count | 20 Count | ## Product Details - **Bearing Number:** MR63ZZ - **Brand:** uxcell - **Item Weight:** 7 Grams - **Item dimensions L x W x H:** 5.51 x 3.94 x 0.39 inches - **Material:** Alloy Steel ## Images ![uxcell 20pcs MR63ZZ 3mmx6mmx2.5mm Double Shielded Miniature Deep Groove Ball ... - Image 1](https://m.media-amazon.com/images/I/71XCenBR0RL.jpg) ![uxcell 20pcs MR63ZZ 3mmx6mmx2.5mm Double Shielded Miniature Deep Groove Ball ... - Image 2](https://m.media-amazon.com/images/I/51D3Ss0Dq8L.jpg) ![uxcell 20pcs MR63ZZ 3mmx6mmx2.5mm Double Shielded Miniature Deep Groove Ball ... - Image 3](https://m.media-amazon.com/images/I/51sbwXMmGKL.jpg) ![uxcell 20pcs MR63ZZ 3mmx6mmx2.5mm Double Shielded Miniature Deep Groove Ball ... - Image 4](https://m.media-amazon.com/images/I/51dIUMpMSaL.jpg) ## Available Options This product comes in different **Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Great little bearings... *by R***K on April 27, 2024* I use them as part of internal hinges for laser finger boxes. 2mm stainless shafts fit perfectly and rotate just right, with no slop. Exactly why I purchased them. ### ⭐⭐⭐⭐⭐ Quick and accurate. *by A***R on September 2, 2025* Best ever. ### ⭐⭐⭐⭐⭐ They work! *by P***N on February 27, 2024* So tiny! The inside diameter fits a toothpick. Perfect for what I'm doing. --- ## 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/62365022-uxcell-20pcs-mr63zz-3mmx6mmx2-5mm-double-shielded-miniature-deep-groove](https://www.desertcart.tn/products/62365022-uxcell-20pcs-mr63zz-3mmx6mmx2-5mm-double-shielded-miniature-deep-groove) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-07-26*