# Open-ring wrench 21 mm MODECO MN-51-421

**URL:** https://aio.lv/en/product--modeco-mn-51-421--11884800
**Data updated:** 2026-03-09 21:00 (EET)
**Category:** Wrenches & Adjustable Wrenches
**Manufacturer:** MODECO
**Manufacturer code:** MN-51-421
**EAN:** 5906757249516
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 9.99 €
**Prices and availability valid until:** 2026-07-21 23:59
**Price without VAT (21%):** 8.26 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--modeco-mn-51-421--11884800

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 13.07.2026 | free |
| Pickup points | 16.07.2026 | 1.89 EUR |
| Courier delivery to door | 16.07.2026 | 4.99 EUR |

## Summary description

MODECO open-ring (combination) wrench 21 mm, model MN-51-421. A hand tool designed for tightening and loosening hexagonal nuts and bolts of 21 mm size. Features a closed (ring) end for secure grip and an open end for quick placement, suitable for mechanical, automotive and maintenance tasks requiring manual torque application.

## Long description

MODECO open-ring wrench 21 mm (model MN-51-421) is a combination hand tool designed for tightening and loosening hexagonal nuts and bolts with a 21 mm across-flats dimension. The tool features a closed ring end that provides full contact with fasteners for torque transfer and reduced rounding risk, and an open end that allows quick engagement in confined or frequently accessed locations. Manufactured for general mechanical, automotive and maintenance use, this wrench supports manual torque application where a single-size spanner is required.
Advantages
The open-ring configuration combines rapid positioning with a secure ring grip, enabling efficient work on assemblies that require both speed and controlled torque. The ring end offers improved contact and grip on the fastener head, while the open end facilitates access in tight or partially obstructed spaces. The single-piece design minimizes play between ends and simplifies selection when a dedicated 21 mm tool is needed.
Suitable for
Automotive repairs and maintenance involving 21 mm fasteners
Mechanical assembly and disassembly tasks
Routine servicing and on-site maintenance work
Household and DIY projects requiring a 21 mm spanner
Key specifications
Wrench type: open-ring (combination) wrench
Size: 21 mm across flats
Ends: one closed (ring) end and one open end
Intended drive: manual hand use
Typical applications: nuts and bolts with 21 mm heads in mechanical and automotive contexts
How to use
Select the 21 mm open-ring wrench when the fastener head matches the tool size. Fit the ring end onto the hexagonal nut or bolt head for maximum surface contact and controlled torque application; use the open end for faster placement or when access is limited. Apply steady, even force in the intended rotational direction; avoid sudden impacts or use with hammering attachments. Inspect the tool for wear or damage before use and ensure a secure hand grip to reduce slipping.
Usage recommendations
For safe and effective use, pair the wrench with appropriate personal protective equipment such as gloves and eye protection when working in automotive or workshop environments. Do not use the wrench as a hammer or lever extension; if greater torque is required, use a tool rated for the higher load or a correctly sized socket and breaker bar. Store the wrench in a dry place to prevent corrosion and inspect it periodically for deformation or rounded jaws.

## FAQ

### How much does the MODECO 21 mm wrench MN-51-421 cost, and is it available for purchase?

The price is 9.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 358 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 13.07.2026 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 MODECO 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 MODECO 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/11884800/67304418_large.webp