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ARRMA Button Head Screw 3x8mm (10) Z-AR721308

Model No: AR721308


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£4.99

£0.63

£4.36

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In Stock
1 Year Warranty

This high-quality Button Head Screw is manufactured from super-tough material for long-lasting durability.

Features: Precision hex head - Precision thread 

Includes: 10 Screws per pack

Specification: M3x8mm - Button Head

The Arrma AR721308 button head screw 3x8mm pack is engineered for RC enthusiasts who demand precision, durability, and consistency in their hardware. Manufactured from super-tough material and finished in sleek black, this set of ten M3 x 8mm screws is designed to deliver reliable fastening performance across a wide range of RC vehicle applications. Whether you're replacing worn kit-supplied screws or upgrading your build for enhanced strength, the Arrma AR721308 steel RC button head screws offer a dependable solution with precision threading and a hex head configuration that supports fast, secure installation.

Key features of the Arrma button head screw 3x8mm pack

  • Super-tough steel material – built to withstand high-impact RC use
  • Precision hex head – allows easy tool access and clean installation
  • Consistent thread quality – ensures smooth engagement and secure fastening
  • M3 x 8mm sizing – compatible with standard RC component layouts
  • Pack of ten – ideal for full replacements or stocking spares

Why choose Arrma AR721308 button head screw 3x8mm pack for RC builds?

The Arrma AR721308 button head screw 3x8mm pack is purpose-built for RC vehicle maintenance and upgrades. Each screw is precision-machined to deliver consistent thread engagement, reducing the risk of cross-threading and ensuring a secure fit. The M3 x 8mm dimensions make these screws compatible with a wide range of RC components, while the black finish adds a stealth aesthetic and resists corrosion. With ten screws included, users can perform complete replacements or keep spares on hand for future servicing. This pack is ideal for hobbyists and competitive users who value performance and reliability.

How do Arrma AR721308 precision hex head RC screws improve installation speed?

Installation speed is critical in RC maintenance, and the Arrma AR721308 precision hex head RC screws are designed to streamline the process. The hex head configuration allows for quick tool engagement, making it easier to install or remove screws in tight spaces. This feature is especially valuable during time-sensitive repairs or competitive build setups. Combined with precision threading, these screws offer a smooth fastening experience that supports fast servicing without compromising on strength or fit. Their black finish enhances visibility against lighter components, aiding alignment during installation.

What makes Arrma AR721308 super-tough button head fasteners a durable choice?

Durability is a defining feature of the Arrma AR721308 super-tough button head fasteners. Constructed from high-strength material, these screws resist deformation and wear even under repeated stress. The button head design provides a flush finish that distributes load evenly across the fastening surface, enhancing structural integrity. This makes the screws suitable for high-impact RC environments, including off-road and racing applications. Their black coating adds a layer of protection against environmental exposure, ensuring long-term performance and visual consistency in your build.

Are Arrma AR721308 RC screws with precision thread suitable for competitive RC use?

The Arrma AR721308 RC screws with precision thread are ideal for competitive RC environments where speed and reliability are essential. Their consistent thread quality ensures a tight grip that holds under vibration and torque, reducing the likelihood of loosening during operation. The M3 x 8mm sizing fits standard RC layouts, while the hex head supports quick engagement with tools. These features make the screws a smart upgrade for users who participate in racing or high-performance builds. Their black finish complements most chassis designs, offering a clean and professional look.

How does the Arrma AR721308 M3 x 8mm screw set for RC cars support long-term performance?

Long-term performance in RC builds depends on the reliability of every component, and the Arrma AR721308 M3 x 8mm screw set for RC cars contributes significantly to structural integrity. The screws’ super-tough material and precision threading ensure a secure fit that holds under pressure, while the hex head design facilitates easy servicing. Their black finish protects against corrosion and wear, making them suitable for both indoor and outdoor use. With ten screws included, users can reinforce critical areas or perform full hardware replacements with confidence.

What makes Arrma AR721308 RC fasteners made from super-tough steel a smart upgrade?

The Arrma AR721308 RC fasteners made from super-tough steel offer a dependable upgrade for users seeking enhanced durability and performance. Their robust construction supports high-torque applications and resists stripping, even during repeated use. The button head configuration ensures a flush finish and reduces snagging, while the hex head allows for efficient tool access. These features make the screws suitable for demanding RC builds that require consistent fastening strength. Their M3 x 8mm sizing ensures compatibility with a wide range of components, making them a versatile addition to any RC toolkit.

Buy Arrma AR721308 button head screw set for RC upgrades

Whether you're performing routine maintenance or preparing for a competitive event, the Arrma AR721308 button head screw 3x8mm pack offers a reliable and affordable fastening solution. With precision hex heads for easy installation and super-tough steel for long-term durability, these black-coated screws are built to support consistent RC performance. The pack of ten provides flexibility for full replacements or spare stocking, making it a practical choice for serious RC users. Buy Arrma AR721308 button head screw 3x8mm pack today and upgrade your RC build with confidence.

Brand, Model and Product Type

  • Brand: Arrma
  • Model: AR721308
  • Product Colour: Black
  • Product Type: Arrma AR721308 button head screw 3x8mm pack, Arrma AR721308 steel RC button head screws, Arrma AR721308 M3 x 8mm screw set for RC cars, Arrma AR721308 precision hex head RC screws, Arrma AR721308 super-tough button head fasteners

Dimensions and Weight

  • Thread Diameter: 0.3 cm (M3 specification) – suitable for standard RC component threading
  • Overall Length: 0.8 cm – ideal for deeper fastening points and reinforced assemblies
  • Pack Quantity: 10 screws – allows full replacements or spare stocking for future use
  • Weight: Lightweight steel construction – balances strength with minimal impact on RC vehicle weight

Material and Build Quality

  • Material: Super-tough steel – engineered for long-lasting durability and resistance to wear
  • Finish: Black – corrosion-resistant coating for extended lifespan and stealth aesthetics
  • Thread Type: Precision-machined – ensures smooth engagement and secure fastening performance
  • Head Style: Button head – provides flush finish and clean installation
  • Drive Type: Hex head – supports quick tool access and efficient servicing

Performance and Compatibility

  • Designed for RC applications – fits standard M3 bolt patterns and component layouts
  • Reliable grip – precision thread reduces risk of loosening under vibration and torque
  • Fast servicing – hex head design supports quick installation and removal
  • Secure fit – consistent dimensions ensure dependable fastening across multiple RC platforms

Use Case and Application

  • Ideal for RC car upgrades – supports both initial assembly and long-term maintenance
  • Suitable for high-impact RC environments – maintains fastening integrity under dynamic loads
  • Recommended for hobbyists and competitive users – delivers consistent fastening performance in demanding conditions

Packaging and Storage

  • Pack includes 10 individual screws – convenient for complete replacements or emergency use
  • Compact packaging – easy to store in RC tool boxes or maintenance kits
  • Long shelf life – steel material and black coating retain integrity during extended storage

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.
  • We use trusted delivery partners to make sure your order gets to you safely and on time. We use DPD for next working day deliveries and Royal Mail for the 2 day option.
  • As soon as your order is on its way we will send you a tracking number by email. If you provide your mobile number at checkout we will also send delivery updates straight to your phone so you can keep an eye on progress.
  • 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.