- Brand: ARRMA
- Part Number: Z-AR724404
- EAN: 5052127014915
- Product Type: Set Screws (Grub Screws)
- Size: M4 x 4mm (Metric 4mm Diameter x 4mm Overall Length)
- Quantity per Pack: 10
- Head Type: Grub
- Driver Type: Hex
- Thread Type: Machine Thread
- Colour: Black
- Material: Steel
- Finish: Black coating
- Construction: Precision manufactured
- Compatible with: ARRMA 1/5 Outcast 4X4 8S BLX EXB Brushless Stunt Truck RTR (model C-ARA5810V2T1)
- Application: Direct replacement OEM spare part for ARRMA RC vehicles
- Features: Strong and durable steel construction, precision manufactured threads for fast and consistent servicing
Overview
The ARRMA Set Screw 4x4mm (10) Z-AR724404 is an essential spare part for RC enthusiasts and serious bashers who operate ARRMA RC vehicles. These precision-manufactured set screws are direct replacement parts designed to match the exact specifications of components supplied with ARRMA kits. Whether you are maintaining your RC car UK collection or restoring worn parts on your brushless RC truck, having a stock of quality fasteners is crucial for keeping your model in peak operating condition. These metric M4 x 4mm screws are engineered to exacting standards and manufactured from strong, durable steel to ensure long-lasting performance in demanding off-road conditions.
Set screws are fundamental fastening components in RC vehicle assembly and maintenance. They secure critical components such as motor pinions, shaft collars, and drive components where traditional bolts would be inappropriate. The precision-manufactured threads on these ARRMA fasteners ensure fast and consistent servicing, meaning you can quickly reassemble your RC model between runs without frustration or delays. For ready to run RC enthusiasts and competition-level operators alike, having the correct replacement parts in your workshop is the mark of a serious hobbyist who takes their RC experience seriously.
This pack contains ten individual M4 x 4mm set screws in black finish, providing you with multiple spares for ongoing maintenance and repair work. The grub-style head design with hex driver compatibility makes installation straightforward using standard RC workshop tools. Whether you are a weekend basher enjoying your brushless RC 4x4 or an experienced RC competitor preparing for the next event, keeping spare fasteners on hand ensures you are never sidelined by a stripped or lost screw.
Key Features
- Strong and Durable Steel Construction — These set screws are manufactured from high-quality steel that provides exceptional durability and resistance to vibration loosening, ensuring your RC vehicle's critical components remain securely fastened during high-speed runs and rough terrain bashing.
- Precision Manufactured Threads — The threads are engineered to exacting tolerances, enabling fast and consistent servicing without cross-threading or installation difficulty, saving you valuable workshop time when maintaining your RC model.
- Direct OEM Replacement Part — These are authentic ARRMA genuine spare parts designed to match the exact specifications of fasteners supplied with ARRMA kits, guaranteeing perfect compatibility and reliable performance with your existing components.
- Metric M4 x 4mm Specification — The 4mm diameter and 4mm overall length dimensions are precisely engineered for critical applications in ARRMA RC vehicles, from motor pinion retention to shaft collar fastening.
- Hex Driver Compatible — The grub head design works with standard hex drivers and Allen keys, allowing you to use tools already present in most RC workshop kits for easy installation and removal.
- Black Finish — The professional black coating provides corrosion resistance and a finished appearance, protecting the fasteners from moisture and oxidation during storage and use.
- Pack of Ten — Each pack contains ten individual set screws, providing multiple spares for ongoing maintenance, repairs, and replacements across your RC collection or for sharing with fellow RC enthusiasts.
Technical Performance
The ARRMA Set Screw 4x4mm represents the engineering standard expected from ARRMA, the leading manufacturer of high-performance RC vehicles. These fasteners are manufactured to metric specifications, with an M4 diameter and 4mm overall length, making them suitable for securing critical drivetrain and mechanical components on ARRMA RC models. The precision-manufactured threads ensure that installation is repeatable and reliable, eliminating the frustration of stripped threads or cross-threaded fasteners that can damage expensive RC components. The strong steel construction provides exceptional strength-to-weight ratio, essential in RC applications where every component must withstand extreme forces during acceleration, braking, and cornering. The grub head design with hex driver compatibility means these screws integrate seamlessly into standard RC workshop practices, requiring only tools that most RC enthusiasts already possess. Whether you are performing routine maintenance on your ready to run RC vehicle or undertaking major component replacement, these fasteners deliver the reliability and consistency that ARRMA is renowned for in the RC community.
What's in the Box
- 10 x M4 x 4mm Set Screws (black finish, grub head style with hex driver compatibility)
Frequently Asked Questions
- What ARRMA RC models are these set screws compatible with? — These M4 x 4mm set screws are confirmed compatible with the ARRMA 1/5 Outcast 4X4 8S BLX EXB Brushless Stunt Truck RTR and fit all standard ARRMA applications requiring this metric fastener specification. They are direct replacement parts for components supplied with ARRMA kits.
- Why would I need spare set screws for my RC car? — Set screws are critical fastening components in RC vehicles that secure motor pinions, shaft collars, and drive components. During aggressive off-road driving or high-speed running, these fasteners can become loose, damaged, or lost, requiring replacement. Having spare M4 x 4mm set screws in your workshop ensures you are never sidelined by a missing fastener.
- Are these genuine ARRMA parts or aftermarket alternatives? — These are genuine ARRMA spare parts (part number Z-AR724404) manufactured to OEM specifications. They are direct replacements for fasteners supplied with ARRMA kits and guarantee perfect fit and reliable performance.
- What tools do I need to install these set screws? — The grub head design features hex driver compatibility, meaning you can install them using a standard hex key or Allen wrench. Most RC workshop kits already include the correct sizes, making these fasteners simple to work with.
- How many set screws come in each pack? — Each pack contains ten individual M4 x 4mm set screws, providing multiple spares for maintenance, repairs, and replacements across your RC models or for sharing with fellow enthusiasts.
- What is the difference between set screws and regular bolts? — Set screws (also called grub screws) are headless or low-profile fasteners designed to secure components axially, such as coupling shafts or holding collars in place. They are ideal for RC applications where space is limited and you need secure fastening without protruding bolt heads.
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 ARRMA Set Screw 4x4mm (10) Z-AR724404 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.
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.
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