HoBao M3x50 Button Head Shoulder Screw RC Spare Part H33350

Overview

The HoBao M3x50 Button Head Shoulder Screw H33350 is an essential replacement fastener for RC enthusiasts maintaining and upgrading their HoBao RC models. This precision-engineered shoulder screw is specifically designed to meet the exacting standards required in modern RC car UK applications, where reliability and durability are paramount. Whether you're a seasoned RC competitor fine-tuning your setup or a dedicated hobbyist performing routine maintenance on your RC vehicle, having quality replacement fasteners like this button head shoulder screw ensures your RC model performs at its best.

Shoulder screws are critical components in RC vehicle assembly, providing secure fastening whilst allowing controlled movement in suspension systems and other mechanical assemblies. The M3x50 specification makes this screw compatible with a wide range of HoBao RC models, from entry-level ready to run RC cars through to competition-grade machines. This particular fastener features a distinctive button head design, which provides excellent grip and visibility whilst maintaining a compact profile that won't interfere with surrounding components. For anyone investing in quality RC equipment, having access to genuine manufacturer spare parts like the HoBao H33350 ensures longevity and optimal performance of your RC investment.

RC Model Shop stocks this genuine HoBao spare part as part of our comprehensive range of RC model spares and tune-ups. We understand that RC enthusiasts across the UK depend on reliable access to quality replacement parts, whether they're maintaining a brushless RC buggy, setting up a fresh RC crawler, or restoring a classic RC model to peak condition. The H33350 shoulder screw is the kind of small but crucial component that makes the difference between a well-maintained RC machine and one prone to handling issues and component failure.

Key Features

• M3 Metric Thread Size — This standard metric specification ensures compatibility with HoBao RC models designed around M3 fastening points, making it a universal replacement for damaged or worn shoulder screws throughout your RC vehicle.
• 50mm Total Length — The 50mm dimension provides the correct shoulder length and thread engagement required for HoBao suspension components and mechanical assemblies, ensuring proper articulation and load distribution in your RC setup.
• Button Head Design — The distinctive button head profile offers superior grip characteristics compared to flat-head alternatives, making installation and removal easier whilst reducing the risk of tool slip that could damage the fastener or surrounding plastic components on your RC model.
• Genuine HoBao Manufacture — As an official HoBao spare part, this fastener is engineered to exact specifications and manufactured to the same quality standards as the original components in your RC vehicle, guaranteeing reliable performance and longevity.
• Precision Engineering — The shoulder screw design provides a smooth, controlled interface between moving components, which is essential for maintaining the suspension geometry and handling characteristics that RC enthusiasts depend upon for competitive performance and smooth on-track feel.
• Durability and Reliability — HoBao fasteners are manufactured from quality materials selected to withstand the repetitive stresses and vibration inherent in RC car operation, meaning you can trust this screw for long-term use rather than requiring constant replacement.

Technical Performance

The HoBao M3x50 Button Head Shoulder Screw represents the kind of precision engineering that separates quality RC spare parts from inferior alternatives. The M3 metric thread is the industry standard for RC vehicle fasteners, particularly in suspension components, steering assemblies, and drivetrain mounting points. The 50mm length specification provides the correct proportions for HoBao's mechanical design philosophy, ensuring that the screw engages sufficiently with threaded inserts whilst the shoulder portion maintains proper clearance and movement in suspension pivot points and other articulated assemblies. The button head design distributes load more effectively than traditional hex-head alternatives, reducing the likelihood of component damage during assembly or maintenance work. The material composition and hardness specifications ensure the screw maintains structural integrity under the constant vibration, temperature cycling, and mechanical stress that RC vehicles experience during normal operation. Whether you're performing routine maintenance on a ready to run RC car or undertaking a complete restoration of a RC buggy or other model type, using genuine HoBao fasteners like the H33350 ensures that your suspension geometry, steering response, and overall handling characteristics remain true to the manufacturer's specifications and your personal setup preferences.

What's in the Box

• 1x HoBao M3x50 Button Head Shoulder Screw H33350

Frequently Asked Questions

• What is a shoulder screw and why does my RC car need it? — A shoulder screw features a smooth cylindrical shoulder between the head and the threaded portion, which allows controlled pivoting and articulation in suspension components. In RC vehicles, shoulder screws are essential for suspension links, steering assemblies, and other mechanical joints where you need the fastener to hold components together whilst allowing them to move independently. The smooth shoulder acts as a bearing surface, reducing friction and wear compared to standard threaded bolts.
• Is the HoBao M3x50 compatible with my RC model? — This shoulder screw is designed specifically for HoBao RC vehicles that utilise M3 metric fasteners and require a 50mm total length. You can verify compatibility by checking your vehicle's assembly manual or consulting with RC enthusiasts in the HoBao community. If you're unsure whether this part fits your specific model, RC Model Shop's expert team can help you identify the correct fasteners for your RC vehicle.
• How often should I replace shoulder screws on my RC car? — Under normal RC use, quality shoulder screws like this HoBao fastener should last for many months or years. However, you should inspect your RC vehicle regularly for signs of wear, damage, or loosening. If you notice a suspension link is binding, your steering feels unresponsive, or a fastener is visibly bent or damaged, that's the time to replace it. Competitive RC racers often perform more frequent inspections and may replace fasteners more regularly as part of preventative maintenance.
• What makes HoBao fasteners better than generic alternatives? — Genuine HoBao spare parts are engineered to precise specifications that match your vehicle's original components. This ensures proper fit, correct load distribution, and longevity. Using generic fasteners of uncertain quality or incorrect specifications can lead to suspension geometry changes, handling issues, and potential component failure. Investing in genuine manufacturer parts from RC Model Shop ensures your RC vehicle performs as intended.
• Can I use this screw on other RC brands? — Whilst the M3 metric standard is widespread in RC vehicles, using HoBao-specific fasteners on non-HoBao models is not recommended unless you've verified compatibility. Different manufacturers sometimes use slightly different proportions, thread specifications, or material grades. For best results, always use manufacturer-recommended spare parts for your specific RC model.
• Is this suitable for beginners? — Yes, replacing a shoulder screw is an excellent introductory maintenance task for RC beginners. It requires minimal tools, straightforward installation, and provides immediate learning value about how your RC vehicle's suspension and mechanical systems work. This kind of hands-on familiarity is invaluable for anyone serious about RC hobbies in the UK.

Why Buy from RC Model Shop?

RC Model Shop is a trusted UK RC retailer and authorised dealer for all the brands we stock, including Traxxas, ARRMA, Losi, FTX, Hobbywing, Spektrum and more. Based in Walsall, we have a physical store where customers are welcome to come in, view products and purchase in store. Whether you are a seasoned competitor, a weekend basher, or just discovering the world of RC for the first time, our team of experienced RC enthusiasts is here to help you find the perfect setup and provide ongoing support. Order the HOBAO M3X50 BUTTON HEAD SHOULDER SCREW H33350 today with confidence, knowing you are buying from an authorised retailer with genuine products, expert knowledge and a commitment to customer satisfaction. Shop online or visit us in Walsall — we look forward to helping you get the most out of your RC experience.