--- product_id: 788194327 title: "Linear Motion Guide, FEYRINX 2PCS 12mm x 350mm (.472 x 13.78 inches) Case Hardened Chrome Linear Rail Rod Shaft for 3D Printer, DIY, CNC - Metric h8 Tolerance" brand: "feyrinx" price: "411 Lei" currency: RON in_stock: true reviews_count: 4 category: "Feyrinx" url: https://www.desertcart.ro/products/788194327-linear-motion-guide-feyrinx-2pcs-12mm-x-350mm-472-x store_origin: RO region: Romania --- # ±0.005mm diameter tolerance 12mm x 300mm precision size 55-60 HRC hardness Linear Motion Guide, FEYRINX 2PCS 12mm x 350mm (.472 x 13.78 inches) Case Hardened Chrome Linear Rail Rod Shaft for 3D Printer, DIY, CNC - Metric h8 Tolerance **Brand:** feyrinx **Price:** 411 Lei **Availability:** ✅ In Stock ## Summary > ⚙️ Elevate your precision game with steel that means business! ## Quick Answers - **What is this?** Linear Motion Guide, FEYRINX 2PCS 12mm x 350mm (.472 x 13.78 inches) Case Hardened Chrome Linear Rail Rod Shaft for 3D Printer, DIY, CNC - Metric h8 Tolerance by feyrinx - **How much does it cost?** 411 Lei with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.ro](https://www.desertcart.ro/products/788194327-linear-motion-guide-feyrinx-2pcs-12mm-x-350mm-472-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 - • **Plug & Play Ready:** Comes as a pair of 12mm x 300mm shafts with chamfered ends for easy installation and maintenance-free operation. - • **Mirror-Like Finish:** Chrome plating (10-20μm) delivers corrosion resistance and a sleek, professional look that lasts. - • **Precision Perfected:** Tight diameter tolerance of -0.005mm to -0.03mm ensures flawless linear motion in high-accuracy applications. - • **Rock-Solid Durability:** Crafted from premium C45 carbon steel with case-hardened 55-60 HRC for unmatched wear resistance. - • **Versatile Industrial Powerhouse:** Ideal for 3D printers, CNC machines, injection molding, and any DIY project demanding smooth, reliable linear motion. ## Overview The FEYRINX Linear Motion Guide set includes two 12mm diameter, 300mm length rods made from high-quality C45 carbon steel, case-hardened to 55-60 HRC and chrome plated for corrosion resistance. With ultra-tight tolerances and a mirror-like finish, these shafts deliver exceptional durability and precision, making them perfect for professional-grade 3D printers, CNC machines, and other automated equipment. Backed by a 1-year warranty and 30-day money-back guarantee, they’re engineered for seamless integration and long-lasting performance. ## Description Linear Motion Guide, FEYRINX 2PCS 12mm x 350mm (.472 x 13.78 inches) Case Hardened Chrome Linear Rail Rod Shaft for 3D Printer, DIY, CNC - Metric h8 Tolerance : desertcart.co.uk: Business, Industry & Science Review: Good quality - As described Review: No Complaints Currently - It seems to be good quality and without bowing so I have no complaints as of right now. ## 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 12mm, tolerance -0.005mm to -0.03mm ( 11.995mm - 11.97mm), length 350mm, tolerance ± 0.5mm ( 349.5mm - 350.5mm ). - 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 12mm x 350mm Linear Motion Shaft. 30-Days money back guarantee, 1-Year warranty, 24/7 friendly customer service. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B08HWZVDQ4 | | Best Sellers Rank | 289,736 in Business, Industry & Science ( See Top 100 in Business, Industry & Science ) 7,952 in 3D Printer Accessories | | Brand | Feyrinx | | Customer Reviews | 4.6 out of 5 stars 27 Reviews | | Item Dimensions | 35 x 1.2 x 1.2 centimetres | | Item Weight | 0.65 Kilograms | | Item dimensions L x W x H | 35 x 1.2 x 1.2 centimetres | | Item weight | 0.65 Kilograms | | Manufacturer | Feyrinx | | Manufacturer Part Number | FG012-350MM | | Material | Carbon Steel (C45#), Chrome Plated | | Model Number | FG012-350MM | | Number of Items | 2 | | Number of items | 2 | | UPC | 738634943119 | ## Product Details - **Brand:** Feyrinx - **Item dimensions L x W x H:** 15 x 0.6 x 0.6 centimetres - **Item weight:** 0.07 Kilograms - **Material:** Carbon Steel (C45#), Chrome Plated - **UPC:** 738634943317 ## Images ![Linear Motion Guide, FEYRINX 2PCS 12mm x 350mm (.472 x 13.78 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 12mm x 350mm (.472 x 13.78 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/61zKAC6UTLL.jpg) ![Linear Motion Guide, FEYRINX 2PCS 12mm x 350mm (.472 x 13.78 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 12mm x 350mm (.472 x 13.78 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 12mm x 350mm (.472 x 13.78 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 ### ⭐⭐⭐⭐ Good quality *by C***F on 18 March 2024* As described ### ⭐⭐⭐⭐⭐ No Complaints Currently *by Z***. on 29 January 2021* It seems to be good quality and without bowing so I have no complaints as of right now. ### ⭐⭐⭐⭐⭐ Great Product *by D***G on 24 September 2021* Exactly as described. These will be used at guides in DIY CNC build. --- ## 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.ro/products/788194327-linear-motion-guide-feyrinx-2pcs-12mm-x-350mm-472-x](https://www.desertcart.ro/products/788194327-linear-motion-guide-feyrinx-2pcs-12mm-x-350mm-472-x) --- *Product available on Desertcart Romania* *Store origin: RO* *Last updated: 2026-09-11*