# BIRA Long Flat Bar HARTTE OK-P4 3mm STC Open

**URL:** https://aio.lv/en/product--bira-36388--12653917
**Data updated:** 2026-09-08 04:19 (EEST)
**Category:** Other goods
**Manufacturer:** BIRA
**Manufacturer code:** 36388
**EAN:** 5903857584172
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 8.99 €
**Prices and availability valid until:** 2026-12-02 23:59
**Price without VAT (21%):** 7.43 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--bira-36388--12653917

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 17.11.2026 | free |
| Pickup points | 23.11.2026 | 1.99 EUR |
| Courier delivery to door | 23.11.2026 | 4.99 EUR |

## Summary description

The BIRA long flat bar HARTTE OK-P4 with a 3mm thickness features an open STC design, ensuring reliable installation and compatibility within access control and door security systems. Designed for professional use, this high-quality component provides robust structural support and dependable performance in various locking applications.

## Long description

The BIRA long flat bar HARTTE OK-P4 3mm STC Open is a professional-grade component designed to provide reliable structural support and secure alignment within access control and door security systems. Engineered for durability and precise fit, this flat bar ensures dependable performance in demanding locking applications across various architectural and industrial environments.
Advantages
The BIRA long flat bar offers exceptional structural rigidity thanks to its robust three-millimeter thickness. Its specialized open STC design facilitates straightforward integration and alignment with standard locking hardware, minimizing installation time while maximizing system stability and operational longevity in professional security setups.
Suitable for
Access control installations on commercial and residential doors
Securing electric strikes and perimeter locking mechanisms
Professional door security system upgrades and maintenance
Industrial and institutional locking infrastructure support
When it may not be suitable
This product may not be appropriate for lightweight residential doors where heavy-duty reinforcement is unnecessary. It is also unsuitable for door frames that lack the required depth or structural clearance to accommodate a three-millimeter flat bar configuration.
Key specifications
Brand: BIRA
Model: HARTTE OK-P4
Thickness: 3 mm
Design type: Long flat bar, open STC
Application: Access control and door security systems
How to use
Begin by measuring the mounting area on the door frame to ensure precise alignment with the existing locking hardware. Position the BIRA flat bar against the designated surface and mark the fastening points. Secure the component firmly using appropriate hardware that matches the frame material, ensuring the open STC design accommodates the strike or lock mechanism smoothly without friction.
What to consider before purchase
Verify compatibility with your specific electric strike or lock model
Check the available clearance and thickness requirements on the door frame
Confirm that professional installation tools are available for secure mounting
Usage recommendations: Regularly inspect the mounting fasteners and alignment of the flat bar during routine maintenance checks of the access control system to ensure continuous, trouble-free operation.

## FAQ

### How much does the BIRA Flat Bar HARTTE OK-P4 cost, and is it available for purchase?

The price is 8.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 6 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 17.11.2026 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 BIRA 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 BIRA 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/12653917/70443187_large.webp