# Screw InLine 77781A for 3.5" HDD/SSD 3mm flat head silver

**URL:** https://aio.lv/en/product--inline-77781a--1001817
**Data updated:** 2025-12-29 05:24 (EET)
**Category:** Internal PC Cables
**Manufacturer:** InLine
**Manufacturer code:** 77781A
**EAN:** 4043718253876
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 13.49 €
**Prices and availability valid until:** 2026-07-05 23:59
**Price without VAT (21%):** 11.15 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--inline-77781a--1001817

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 29.06.2026 | free |
| Pickup points | 02.07.2026 | 1.99 EUR |
| Courier delivery to door | 02.07.2026 | 4.99 EUR |

## Summary description

InLine 77781A screws are designed for 3.5" HDD/SSD installations. Made of durable metal, these 3mm flat head screws feature an M3 connecting thread type. Each screw measures 4mm in length and has a head diameter of 5mm. The pack contains 100 screws, providing ample supply for your hardware needs. Ideal for secure and reliable mounting of hard drives and solid-state drives.

## Long description

InLine 77781A screws are designed for secure mounting of 3.5" HDD and SSD drives. These metal countersunk screws feature a flat, 3 mm head, M3 thread and a total length of 4 mm with a 5 mm head diameter, supplied in a pack of 100 in a silver finish.
Advantages
The screws provide reliable fixation for hard disk drives and solid-state drives thanks to their M3 thread and consistent dimensions. Made of durable metal with a flat countersunk head, they sit flush in drive bays and reduce the risk of protruding screw heads. The 100-piece pack ensures a sufficient spare quantity for multiple installations or replacements.
Suitable for
Mounting 3.5" HDDs in desktop PC cases
Securing 3.5" form-factor SSDs and adapters
Replacements during drive upgrades or repairs
Key specifications
Model: InLine 77781A
Thread type: M3
Head type: flat countersunk, 3 mm head height, 5 mm head diameter
Length: 4 mm
Quantity: 100 pieces
Colour: Silver
Intended use: 3.5" HDD/SSD mounting
How to use
Align the drive with the mounting holes in the drive bay or adapter, insert the M3 countersunk screws through the mounting holes and tighten with an appropriate screwdriver until the head sits flush with the surface. Do not overtighten to avoid damaging the drive or stripping the threads. Use screws on corresponding mounting positions to ensure stable fixation.
Usage recommendations
For safe installation, verify that the screw length and head profile match the drive bay or adapter specifications. If machining tolerance or plating affects fit, test with one screw before completing the installation. Keep spare screws from the pack for future upgrades or replacements.

## Specifications

| Feature | Value |
|---|---|
| Type | Screw |
| Material | Metal |
| Screw type | PH (Phillips) |
| Connecting thread type | M3 |
| Head diameter | 5 mm |
| Head shape | Flat head |
| Screw drive size | 4mm |

### Technical details

| Feature | Value |
|---|---|
| Length | 4 mm |

### Packaging data

| Feature | Value |
|---|---|
| Quantity per pack | 100 pc(s) |

### Features

| Feature | Value |
|---|---|
| Product colour | Silver |

## FAQ

### How much does the Screw InLine 77781A for 3.5" HDD/SSD cost, and is it available for purchase?

The price is 13.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 1120 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 29.06.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All InLine products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized InLine service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

### Where can I download the instructions for Screw InLine 77781A for 3.5" HDD/SSD?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

https://aio.lv/img/cache/product/1001817/64108781_large.webp