# Metal construction set with motor RMS 03120 — metal builder kit

**URL:** https://aio.lv/en/product--rms-5015934703120--11908675
**Data updated:** 2026-03-10 09:10 (EET)
**Category:** Construction Toys
**Manufacturer:** RMS
**Manufacturer code:** 5015934703120
**EAN:** 5015934703120
**Warranty:** 2 Years
**Availability:** Out of stock

## Summary description

RMS metal construction set with motor (model 03120) is a metal builder kit that includes preformed metal parts and a motorized unit for assembling mechanical models. Designed for hands-on assembly, it supports learning of basic mechanics and model building. Suitable for hobbyists and educational use to create moving constructions and simple machines.

## Long description

RMS metal construction set with motor (model 03120) is a metal builder kit that provides preformed metal parts, fasteners and a compact motorized unit for assembling a variety of mechanical models. The set is designed for hands-on assembly, enabling practical exploration of basic mechanics, gears and linkages. It is suitable for hobbyists, students and anyone interested in constructing moving models and simple machines that demonstrate motion and mechanical principles.
Advantages
The kit contains durable metal components and a motorized drive element that together create stable, long-lasting models. Preformed parts and standardized fasteners simplify assembly while preserving the need to learn mechanical connections, alignment and basic adjustments. The mechanical motor lets finished models move under power, illustrating the conversion of electrical energy into mechanical motion. The set’s modular nature supports multiple builds and incremental learning.
Suitable for
Hands-on learning of basic mechanical principles and motion
Model building for hobbyists and makers
School workshops and STEM educational activities
Demonstrations of simple gear trains, cams and linkages
Key specifications
Material: stamped and formed metal parts suitable for bolted assembly
Includes a compact electric motor for powered motion
Standardized nuts, bolts and washers for modular connections
Components engineered for multiple assembly configurations
Suitable for assembly with basic hand tools (screwdriver, wrench)
How to use
Begin by laying out all parts and identifying each component. Follow the included assembly guide to attach metal strips, plates and brackets using the supplied fasteners, then mount the motor and connect it to the model’s moving elements such as gears, pulleys or cranks. Check alignment of shafts and tighten fasteners progressively to ensure smooth rotation. Power the motor according to the manufacturer’s instructions and observe the moving model; stop and recheck connections if unusual noise or binding occurs.
Usage recommendations
Use the kit on a stable work surface and keep small parts organized to avoid loss. Supervise use by younger builders and follow basic electrical safety when connecting and powering the motor. Regularly inspect moving joints and fasteners and re-tighten as needed to maintain reliable operation.

## FAQ

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### 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 RMS 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 RMS 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

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