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Keep your RC hardware spares organised with these genuine Losi Button Head Screws in M4 x 10mm. Supplied as a pack of 10 under part number LOS-3940, they offer a neat, low-profile finish that’s well suited to areas where clearance matters and a smooth head is preferred.
With a standard metric M4 thread and 10mm length, these fasteners are a practical choice for day-to-day repairs, assembly and maintenance tasks across many RC projects. The STL designation matches the product listing.
Key Details
- Genuine Losi hardware, part LOS-3940
- Metric M4 thread with 10mm length
- Low-profile button head for a clean finish
- Pack of 10 pieces
- STL designation as listed
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Specifications
Key Info:
- Brand: Losi
- Part No: LOS-3940
- Barcode: 0660132691592
- Fitment: Standard Part
Delivery & Returns
Standard Shipping
£3.95 to most of the UK
Express Shipping
£6.95 to most of the UK
Worldwide Shipping
Available at checkout
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