--- product_id: 677803728 title: "Linear Motion Guide, FEYRINX 2PCS 16mm x 300mm (.63 x 11.81 inches) Case Hardened Chrome Linear Rail Rod Shaft for 3D Printer, DIY, CNC - Metric h8 Tolerance" brand: "feyrinx" price: "£27.00" currency: GBP in_stock: true reviews_count: 8 url: https://www.desertcart.co.uk/products/677803728-linear-motion-guide-feyrinx-2pcs-16mm-x-300mm-63-x store_origin: GB region: United Kingdom --- # ±0.5mm length precision 16mm diameter with h8 tolerance 55-60 HRC hardness steel Linear Motion Guide, FEYRINX 2PCS 16mm x 300mm (.63 x 11.81 inches) Case Hardened Chrome Linear Rail Rod Shaft for 3D Printer, DIY, CNC - Metric h8 Tolerance **Brand:** feyrinx **Price:** £27.00 **Availability:** ✅ In Stock ## Summary > ⚙️ Elevate your build with precision that moves you forward! ## Quick Answers - **What is this?** Linear Motion Guide, FEYRINX 2PCS 16mm x 300mm (.63 x 11.81 inches) Case Hardened Chrome Linear Rail Rod Shaft for 3D Printer, DIY, CNC - Metric h8 Tolerance by feyrinx - **How much does it cost?** £27.00 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/677803728-linear-motion-guide-feyrinx-2pcs-16mm-x-300mm-63-x) ## Best For - feyrinx enthusiasts ## Why This Product - Trusted feyrinx brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Ready for Action:** Includes 2 premium 300mm shafts, perfectly sized for your next DIY or industrial project—don’t get left behind. - • **Precision Perfected:** Metric h8 tolerance guarantees ultra-accurate 16mm diameter for seamless integration in high-precision machinery. - • **Versatile Powerhouse:** Ideal for CNC, 3D printers, injection molding, and engraving machines—engineered for professionals who demand reliability. - • **Rock-Solid Durability:** Case hardened C45 steel with chromium plating ensures corrosion resistance and long-lasting performance. - • **Smooth & Silent Operation:** Designed for high-speed, low-noise linear motion with closed-type slide units for flawless mechanical flow. ## Overview The FEYRINX Linear Motion Guide features two 16mm diameter, 300mm long shafts made from case-hardened C45 steel with chromium plating, achieving 55-60 HRC hardness. With tight metric h8 tolerance and ±0.5mm length accuracy, these corrosion-resistant rods are engineered for high-speed, low-noise linear motion in CNC, 3D printing, and other precision machinery applications. ## Description Full description not available ## Features - High Hardness: Adapting C45 high quality steel, high frequency quenching, surface chromium plating(10um-20um). The case hardness could be reach to 55-60 HRC. Durable and corrosion-resistant. - Extensive Application: Widely applied in CNC, 3D printer, automatic machinery, injection molding machine, engraving machine, etc. especially in bearing purpose. - High Accuracy: Diameter 16mm, tolerance -0.005mm to -0.03mm ( 15.995mm - 15.97mm), length 300mm, tolerance ± 0.5mm ( 299.5mm - 300.5mm ). - Easy to Use: Taking the role as round steel shaft with linear support blocks and closed type slide units, suitable for high speed, low noise and high precision equipment. - What You Get: 2PCS 16mm x 300mm Linear Motion Shaft. ## Product Details - **Brand:** Feyrinx - **Material:** Carbon Steel (C45#), Chrome Plated - **Item dimensions L x W x H:** 11.81 x 0.63 x 0.63 inches - **Item Weight:** 0.95 Kilograms - **Bearing Type:** Linear Bearing ## Images ![Linear Motion Guide, FEYRINX 2PCS 16mm x 300mm (.63 x 11.81 inches) Case Hardened Chrome Linear Rail Rod Shaft for 3D Printer, DIY, CNC - Metric h8 Tolerance - Image 1](https://m.media-amazon.com/images/I/61uWV0OdftL.jpg) ![Linear Motion Guide, FEYRINX 2PCS 16mm x 300mm (.63 x 11.81 inches) Case Hardened Chrome Linear Rail Rod Shaft for 3D Printer, DIY, CNC - Metric h8 Tolerance - Image 2](https://m.media-amazon.com/images/I/61EAbql7QLL.jpg) ![Linear Motion Guide, FEYRINX 2PCS 16mm x 300mm (.63 x 11.81 inches) Case Hardened Chrome Linear Rail Rod Shaft for 3D Printer, DIY, CNC - Metric h8 Tolerance - Image 3](https://m.media-amazon.com/images/I/71mS-3EFYoL.jpg) ![Linear Motion Guide, FEYRINX 2PCS 16mm x 300mm (.63 x 11.81 inches) Case Hardened Chrome Linear Rail Rod Shaft for 3D Printer, DIY, CNC - Metric h8 Tolerance - Image 4](https://m.media-amazon.com/images/I/71Th+Okh4rL.jpg) ![Linear Motion Guide, FEYRINX 2PCS 16mm x 300mm (.63 x 11.81 inches) Case Hardened Chrome Linear Rail Rod Shaft for 3D Printer, DIY, CNC - Metric h8 Tolerance - Image 5](https://m.media-amazon.com/images/I/7192VnCAhCL.jpg) ## Available Options This product comes in different **Size, Style** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars strong and straight *by D***R on Reviewed in the United States on September 5, 2024* strong and straight ### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars Good *by T***L on Reviewed in the United States on November 12, 2024* They do the job. ### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars Straight and solid *by M***I on Reviewed in the United States on January 7, 2024* All I wanted were two 45cms of straight and solid rods for a filament drybox and that is exactly what I got. The packaging was great enough to protect them in transport. ## Frequently Bought Together - Linear Motion Guide, FEYRINX 2PCS 16mm x 300mm (.63 x 11.81 inches) Case Hardened Chrome Linear Rail Rod Shaft for 3D Printer, DIY, CNC - Metric h8 Tolerance - 12 Pcs LM8UU Linear Ball Bearings, 8mm Bore Dia, 15mm OD, 24mm Length with Double Side Rubber Seal Great for CNC, 3D Printer - Iverntech NEMA 17 Stepper Motor with Integrated 150mm T8 Lead Screw for RepRap Prusa i3 3D Printers Z Axis or CNC Machine --- ## 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.co.uk/products/677803728-linear-motion-guide-feyrinx-2pcs-16mm-x-300mm-63-x](https://www.desertcart.co.uk/products/677803728-linear-motion-guide-feyrinx-2pcs-16mm-x-300mm-63-x) --- *Product available on Desertcart United Kingdom* *Store origin: GB* *Last updated: 2026-05-21*