Overview
The Fastrax M4 Shim Washers (6) Purple are essential precision fastening components designed for RC enthusiasts who demand reliability and performance from their remote control vehicles. Whether you're building a custom RC crawler, tuning an off-road buggy, or maintaining your favourite RC car, these shim washers provide the critical spacing and load distribution needed to keep your RC model running smoothly. Available in a vibrant purple finish, this pack of six M4 shim washers is a practical addition to any RC hobbyist's spare parts collection.
Shim washers are fundamental hardware components in RC car assembly and maintenance. They serve to distribute loads evenly across fasteners, maintain precise spacing between components, and ensure proper alignment of critical parts such as axles, servo mounts, and suspension elements. When you're working on any RC vehicle—whether it's a high-performance RC buggy, a tough RC crawler, or a competition-grade RC car—having quality shim washers on hand is essential for achieving the tight tolerances and reliable performance that serious RC drivers demand.
The Fastrax brand is recognised throughout the RC hobby community for producing quality spare parts and accessories that RC enthusiasts trust. These M4 shim washers are no exception, offering consistent performance and reliable construction that meets the needs of RC modellers across the UK and beyond. At RC Model Shop, we stock a comprehensive range of RC spare parts, including washers and shims in multiple sizes and colours to suit any build or maintenance project.
Key Features
- M4 Thread Size — These shim washers are sized to fit M4 fasteners, making them compatible with a wide range of RC vehicles and components where M4 bolts and screws are used. This standard size ensures you can use them across multiple RC models and different manufacturer platforms.
- Pack of Six Washers — Each pack contains six individual shim washers, providing sufficient quantity for typical maintenance tasks, component assembly, or building projects on your RC car. Multiple washers in one pack mean you'll have spares for future projects.
- Purple Colour Finish — The distinctive purple anodised finish not only looks great on your RC build but also helps with visual identification during assembly and maintenance. The colour makes it easy to spot these washers among your spare parts collection.
- Precision Spacing — Shim washers are designed to provide accurate spacing between fastened components, which is critical for maintaining proper alignment, preventing component movement, and ensuring your RC vehicle performs at its best.
- Load Distribution — These washers distribute fastener loads evenly across component surfaces, reducing stress concentration and preventing damage to plastic or aluminium parts that are common in RC vehicle construction.
- Fastrax Quality — Manufactured by Fastrax, a trusted name in RC spare parts, these washers meet the quality standards expected by RC enthusiasts and professionals who depend on reliable components for their vehicles.
Technical Performance
The Fastrax M4 Shim Washers deliver the precision engineering required for professional-grade RC vehicle assembly and maintenance. Shim washers play a critical role in RC vehicle construction by providing precise spacing between components, distributing loads evenly across fasteners, and maintaining proper alignment of critical assemblies. The M4 size is a standard metric fastener dimension widely used in RC vehicle design across brands including Traxxas, ARRMA, Losi, Tamiya, Team Associated, HPI, Axial Racing, and many other manufacturers. The purple anodised finish provides both aesthetic appeal and corrosion resistance, ensuring these washers maintain their appearance and functionality even with regular use in outdoor RC environments. Whether you're assembling a new RC crawler, maintaining a high-performance RC buggy, or fine-tuning suspension geometry on your RC car, these shim washers provide the consistent performance and reliability that RC enthusiasts expect. The pack of six washers provides sufficient quantity for typical build and maintenance projects, with extras for future use.
What's in the Box
- 6 x M4 Shim Washers in purple finish
Frequently Asked Questions
- What are shim washers used for in RC vehicles? — Shim washers serve multiple critical functions in RC car assembly and maintenance. They provide precise spacing between components, distribute fastener loads evenly to prevent damage to plastic or aluminium parts, maintain proper alignment of axles and suspension elements, and help achieve the tight tolerances necessary for reliable RC performance. Whether you're building a new RC crawler, tuning a competition RC buggy, or maintaining your everyday RC car, shim washers are essential hardware components.
- Are these M4 shim washers compatible with my RC vehicle? — The M4 size is a standard metric fastener dimension used across a wide range of RC vehicles and manufacturers. If your RC model uses M4 bolts or screws, these shim washers will be compatible. They work with popular brands including Traxxas RC cars, ARRMA RC vehicles, Losi RC models, Team Associated RC cars, HPI RC vehicles, Tamiya RC models, Axial Racing RC crawlers, and many others. If you're unsure whether M4 fasteners are used in your specific RC vehicle, check your instruction manual or contact our expert team at RC Model Shop.
- How many washers do I need? — This pack contains six M4 shim washers, which provides a practical quantity for typical RC assembly and maintenance projects. The number you'll need depends on your specific application—you might use one or two per fastened component, or you might need several for suspension adjustments and geometry tuning. Having multiple washers in one pack ensures you'll have spares for future projects or different RC vehicles.
- Why is the purple colour finish important? — The purple anodised finish serves both practical and aesthetic purposes. Aesthetically, it creates a distinctive look on your RC build. Practically, the colour helps with visual identification during assembly, making it easier to spot these specific washers among your spare parts collection. The anodised finish also provides corrosion resistance, protecting the washers from damage in outdoor RC environments.
- Where can I use shim washers on my RC car? — Shim washers are used in numerous locations on RC vehicles, including: fastening servo mounts and steering components, maintaining axle spacing and alignment, supporting suspension brackets and shock towers, spacing bearing carriers and drive components, adjusting clearance between moving parts, and fine-tuning suspension geometry. Specific applications depend on your RC vehicle type and design, but having quality shim washers on hand allows you to make precise adjustments across your RC models.
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 Fastrax M4 Shim Washers (6) Purple FAST145P 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.
- Brand: Fastrax
- Model Number: FAST145P
- Product Type: M4 Shim Washers
- Quantity: 6 washers
- Thread Size: M4
- Colour: Purple
- Finish: Anodised
- Availability: In Stock
We want to make sure your delivery goes smoothly, so here are some important details about our service:
- For orders above £120, we offer delivery to most mainland UK addresses. For orders under £120, we can still deliver to Northern Ireland and the outlying isles, as long as the item can be sent by Royal Mail, weighs less than 30kg, and fits within 61cm × 46cm × 46cm. Some highland and remote areas may carry an extra delivery charge as couriers often apply surcharges in these locations. If you live in one of these areas, feel free to contact us before ordering so we can confirm the delivery options and costs for you.
- Most of our products include delivery in the price. If your order is under £90, a small delivery fee will apply but do not worry this will always be clearly shown at checkout before you complete your purchase.
- Depending on what you choose at checkout, your order will usually be delivered either the next working day or within 2 working days. For next day delivery please place your order before 2:00pm. Orders are dispatched Monday to Friday only. Some items may take a little longer and if that is the case we will always show the expected delivery time on the product page.
- If your order includes items with different dispatch times we will normally wait and send everything together once all items are in stock. If one of the items is going to take a while we will give you the choice either wait for everything to arrive or let us send the available items now and deliver the rest later. It is up to you.
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- If a product is marked as "Dispatched within 3 working days" delivery usually takes around 3 to 5 working days from when your order is placed.
- For customers in Inverness and other parts of the Scottish Highlands deliveries can take up to 2 working days even if you select next day delivery as couriers do not currently offer a guaranteed next day service to those areas.
