# Spool Adapter Techmar K-300 two-piece adapter for thread spools

**URL:** https://aio.lv/en/product--techmar-k-300--11915976
**Data updated:** 2026-03-10 09:20 (EET)
**Category:** Sewing Machines
**Manufacturer:** Techmar
**Manufacturer code:** K-300
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 6.49 €
**Prices and availability valid until:** 2026-07-10 23:59
**Price without VAT (21%):** 5.36 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--techmar-k-300--11915976

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 02.07.2026 | free |
| Pickup points | 07.07.2026 | 1.99 EUR |
| Courier delivery to door | 07.07.2026 | 4.99 EUR |

## Summary description

Two-piece spool adapter Techmar K-300 designed to fit and secure thread or wire spools on compatible winding or sewing equipment. The adapter provides a stable mounting solution, allowing spools of varying inner diameters to be used with a single spindle. Suitable for production lines, workshops and home sewing machines where spool compatibility is required.

## Long description

The Techmar K-300 two-piece spool adapter is designed to hold thread and wire spools securely on compatible winding, sewing, or dispensing equipment. Composed of two interlocking parts, the adapter bridges different inner spool diameters to a single spindle size, enabling use of various spool types without modifying the machine. Its straightforward design facilitates quick assembly and reliable centering of the spool during rotation, reducing wobble and improving feed consistency.
Advantages
The two-piece construction allows precise adjustment to multiple inner diameters while keeping the spool firmly seated on the spindle. Made for mechanical compatibility, the adapter minimizes lateral movement and vibration during high-speed operation. Its simple assembly and disassembly support rapid spool changes in production environments and make it practical for workshops and home sewing setups. The adapter’s neutral design supports a wide range of spool shapes and materials.
Suitable for
Industrial winding machines and thread dispensers
Sewing machines and overlockers requiring adapter-mounted spools
Workshop spooling and wire handling tasks
Home sewing and craft projects using non-standard spool bores
Key specifications
Two-piece, interlocking adapter design for adjustable inner diameter fit
Compatible with standard spindles to provide stable spool mounting
Intended for thread and thin wire spools of varying bore sizes
Supports high-speed rotation with reduced wobble and improved centering
Durable construction suitable for repeated assembly and industrial use
How to use
Separate the two adapter parts and insert the inner piece into the spool bore that most closely matches its diameter. Slide the outer piece over the spindle or onto the inner piece until both parts interlock and the spool is held firmly in place. Mount the assembled adapter and spool onto the machine spindle, check for even seating and free rotation, and adjust position as needed to eliminate lateral play. Disassemble by reversing the steps when replacing or removing the spool.
Usage recommendations
For consistent performance, inspect the adapter and spool bore for wear or debris before mounting. Use the adapter within the intended bore size range and avoid forcing oversized spools onto the parts. Periodically check tightness and alignment during continuous operation to maintain smooth feed and reduce stress on bearings.

## FAQ

### How much does the Spool adapter Techmar K-300 cost, and is it available for purchase?

The price is 6.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 27 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 02.07.2026 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 Techmar 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 Techmar 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

## Image

https://aio.lv/img/cache/product/11915976/67347740_large.webp