--- product_id: 314094724 title: "4Pcs Flange Coupling Connector, Rigid Guide Model Coupler Accessory, Shaft Axis Fittings for DIY RC Model Motors (6.35mm)" brand: "winwill" price: "€ 17.30" currency: EUR in_stock: true reviews_count: 13 category: "Winwill" url: https://www.desertcart.at/products/314094724-4pcs-flange-coupling-connector-rigid-guide-model-coupler-accessory-shaft store_origin: AT region: Austria --- # Secure fit with dual grub screws 45# steel for ultimate durability Easy installation & replacement 4Pcs Flange Coupling Connector, Rigid Guide Model Coupler Accessory, Shaft Axis Fittings for DIY RC Model Motors (6.35mm) **Brand:** winwill **Price:** € 17.30 **Availability:** ✅ In Stock ## Summary > ⚙️ Lock in power, precision, and performance—because your RC deserves the best! ## Quick Answers - **What is this?** 4Pcs Flange Coupling Connector, Rigid Guide Model Coupler Accessory, Shaft Axis Fittings for DIY RC Model Motors (6.35mm) by winwill - **How much does it cost?** € 17.30 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.at](https://www.desertcart.at/products/314094724-4pcs-flange-coupling-connector-rigid-guide-model-coupler-accessory-shaft) ## Best For - winwill enthusiasts ## Why This Product - Trusted winwill brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Trusted by Thousands:** Over 1,200 satisfied users rate it 4.5 stars for reliability and performance. - • **Effortless Installation:** Includes grub screws and tightening tool for quick, secure assembly—no extra tools needed. - • **Versatile DIY Essential:** Ideal for RC airplanes, boats, and custom motor projects—upgrade your build with confidence. - • **Unmatched Strength & Stability:** Crafted from premium 45# steel with heat and electroplated finish for superior durability and insulation. - • **Precision Fit for 6.35mm Shafts:** Engineered to perfectly match 6.35mm motor spindles ensuring zero wobble and maximum torque transfer. ## Overview This 4-piece flange coupling connector set, made from robust 45# steel with a heat and electroplated finish, is designed for 6.35mm shaft diameters. Perfect for DIY RC motor projects, it offers a secure fit with dual grub screws and includes a tightening tool for easy installation. Widely praised for its durability and precision, it’s a must-have upgrade for serious hobbyists seeking reliable shaft axis fittings. ## Description Parts for RC Airplane Boat ,DIY Model. Perfect accessories for RC Model motor, etc. Review: Sturdy and well made - Good quality and sturdy, they fit to the motor spindle and stay there. Comes supplied with grub screws and an tool for tightening them up Review: Perfect fit - These adapters are perfect for attaching to small motors with 6mm spindles with two grub screws to secure them a nice solid fit ## Features - Durable Material: The coupling connector is made of 45# steel( it is better than copper and aluminum alloys ), heat and electroplated process make it sturdiness and insulation, striking shaft more stable and easy for installment and replacement. - Widely use: used in model shaft connection, perfect accessories for RC Model motor. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0833PN6P1 | | Brand Name | winwill | | Colour | Silber | | Compatible Groove Diameter | 6.35 Millimeters | | Country Of Origin | China | | Customer Reviews | 4.5 out of 5 stars 1,211 Reviews | | Drive Style | External Hex | | Exterior Finish | Aluminum,Copper,Steel | | Exterior finish | Aluminum,Copper,Steel | | Fastener Type | Flange | | Fastener type | Flange | | Inside Thread Size | M6.35 | | Item Diameter | 6.35 Millimetres | | Manufacturer | winwill | | Manufacturer Part Number | Flange Coupling Connector | | Material | Metal | | Material Type | Metal | | Metal | Aluminium, Copper | | Metal type | Aluminium , Copper | | Number Of Items | 4 | | Number of Pieces | 13 | | Outside Diameter | 6.35 Millimetres | | Set Name | 4Pcs Flange Coupling Connector Set | | Size | 6.35mm | | Thread Size | M 3 | | Thread size | M 3 | ## Product Details - **Brand:** winwill - **Colour:** Silber - **Exterior finish:** Aluminum,Copper,Steel - **Fastener type:** Flange - **Manufacturer:** winwill - **Material:** Metal - **Metal type:** Aluminium, Copper - **Size:** 6.35mm - **Thread size:** M 3 ## Images ![4Pcs Flange Coupling Connector, Rigid Guide Model Coupler Accessory, Shaft Axis Fittings for DIY RC Model Motors (6.35mm) - Image 1](https://m.media-amazon.com/images/I/61kV194C0xL.jpg) ![4Pcs Flange Coupling Connector, Rigid Guide Model Coupler Accessory, Shaft Axis Fittings for DIY RC Model Motors (6.35mm) - Image 2](https://m.media-amazon.com/images/I/61lnwsreKQL.jpg) ![4Pcs Flange Coupling Connector, Rigid Guide Model Coupler Accessory, Shaft Axis Fittings for DIY RC Model Motors (6.35mm) - Image 3](https://m.media-amazon.com/images/I/51RTn3V7aAL.jpg) ## Available Options This product comes in different **Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Sturdy and well made *by M***R on 21 October 2025* Good quality and sturdy, they fit to the motor spindle and stay there. Comes supplied with grub screws and an tool for tightening them up ### ⭐⭐⭐⭐⭐ Perfect fit *by J***N on 8 February 2026* These adapters are perfect for attaching to small motors with 6mm spindles with two grub screws to secure them a nice solid fit ### ⭐⭐⭐⭐ Nicely made *by J***O on 28 December 2024* Good value for money. The only problem was that the very small grub screws came out during transit, and then came out of the plastic bag that contained the flags. Difficult to subsequently find. --- ## 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.at/products/314094724-4pcs-flange-coupling-connector-rigid-guide-model-coupler-accessory-shaft](https://www.desertcart.at/products/314094724-4pcs-flange-coupling-connector-rigid-guide-model-coupler-accessory-shaft) --- *Product available on Desertcart Austria* *Store origin: AT* *Last updated: 2026-07-10*