* The price is shown per 1 tread of the stair kit. The final total depends on the number of treads, second-floor railings and delivery.
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L-Shaped Stairs for Self-Installation
You receive ongoing technical support from the first call to the final installation.
Consultation- Stair tread 40 mm
- Riser 40 mm
- Baluster / post 60×40 mm
- Embedded ceiling beam 60×40 mm
- Ash
- Oil finish
Kit Details
L-shaped stairs have a modern minimalist design that fits naturally into any interior. Each tread and baluster is made from high-quality wood, highlighting the natural grain and warmth of the material. Their clean lines and elegant shape make the stairs a stylish feature that attracts attention without visually overloading the space.
A distinctive feature of this design is the tall wooden baluster, which adds visual lightness and refinement to the structure. Together with the embedded beam, it works as a support for the tread suspended from the ceiling. On the other side, the tread is securely fixed to the wall with a metal rod, allowing the wall to carry the structural load reliably. This fixing provides strength and stability while preserving the aesthetic appearance, as the metal is practically invisible thanks to the tight fit of the tread against the wall. These stairs visually open up the space of your home and look stylish, while the natural materials make them a true accent in your interior.
K3 Craft stairs change the way people approach staircase installation, making it possible for everyone to have stylish stairs without spending a fortune — stairs that fit naturally into any interior.
| Part | Material | Finish | Size | Note |
|---|---|---|---|---|
| Stair tread | Ash | Oil / lacquer | 40 mm | Solid lamella, AB grade |
| Riser | Ash | Oil / lacquer | 60×40 mm | Solid lamella, AB grade |
| Baluster | Ash | Oil / lacquer | 60×40 mm | Solid lamella / finger-jointed, AB grade |
| Embedded beam | Ash | Oil / lacquer | 60×40 mm | Solid lamella / finger-jointed, AB grade |
| Post — 2nd floor | Ash | Oil / lacquer | 80×80 mm | Solid lamella, AB grade |
| Handrail — 2nd floor | Ash | Oil / lacquer | 60×40 mm | Solid lamella, AB grade |
| Baluster — 2nd floor | Ash | Oil / lacquer | 40×40 mm | Solid lamella, AB grade |
- Lacquer finish: furniture polish
- Oil finish: damp cleaning
The final 10% is paid only after the work is completed.
You will not have to handle the installation on your own. Our specialist will provide support until the staircase installation is completed.
The warranty covers the quality of materials and does not cover mechanical damage caused during installation or everyday use of the stairs.
The production lead time for the stairs is 14 business days.
The lead time starts from the moment the 50% advance payment is made and the customer has approved the color.
- Payment Methods
- installment payment
- bank transfer
- bank card
- Payment Terms
- 50% — to start production of your stairs
- 40% — before shipment
- 10% — after installation
- Delivery
- Nova Poshta
- SAT
- Delivery
- Ukrposhta
- Dedicated carriers
- Delivery is not included in the price of the stairs and is paid separately.
- technical support from the beginning to the completion of installation
- installation instructions for self-installation
- installation templates
- fastening kit
How It Works?
Price Estimate
We calculate an estimated price based on the measurements you provide.
During your first conversation with us, we will calculate an estimated staircase price for you directly during the call. To do this, we only need to know the staircase model you have chosen and a few basic measurements:
- the height from the finished floor of the first floor to the finished floor of the second floor;
- the length of the opening;
- the width of the opening;
- the thickness of the floor slab between floors.
*The measurements may be approximate.
With this information, we calculate not only the price and number of parts, but also the best step height so that the stairs are comfortable to use.

Measurements and Design
Measurements with our remote support and preparation of the staircase design.
When you are ready to order the stairs, we will need accurate measurements from your site. Our specialist will guide you through the measuring process remotely, explain what and how to measure, and give advice on preparing the space.
Based on these measurements, our specialist prepares the staircase design and confirms it with you. After that, our manager sends you the final order price.

Production
Advance payment, contract signing, and production of your stairs.
After the design and price are approved, we sign a contract with you and send the payment details for the advance payment. Our specialist then details your project and submits the production order for the staircase.
We keep all necessary materials in stock so that we can start production as quickly as possible, without unnecessary delays, as far as the production queue allows. Usually, staircase production takes 14 business days, which is about 3 weeks.
After production is completed, we notify you and send the payment details for the next 40% payment. The remaining 10% serves as your guarantee of our support during staircase installation.

Delivery and Installation
Self-installation with remote support from our specialist.
We ship the stairs from our warehouse. You receive the order with labels on each package showing which parts are inside and their quantity, so you can check everything on site. We recommend unpacking the order upon delivery and inspecting the stairs for any damage.
Once you have received your stairs, laid out all the parts, and are ready for installation, you will have everything you need from us:
- a list of the required tools you should prepare;
- technical drawings;
- installation instructions;
- templates;
- fastening hardware.
If you have any questions during installation, please contact our specialist who guided you through the measurements. They will help you solve the task.

Final Payment
Your guarantee of our support.
Congratulations — you have installed your stairs yourself. This is a unique experience that you will definitely remember, because such a beautiful feature in your home was installed with your own hands. You will enjoy it even more knowing that it is the result of your own work.
Once you have installed the stairs and we have fulfilled all our support obligations as your manufacturer, you can pay the remaining 10%.
We were happy to help you and will be grateful if you recommend us to your family, friends, and acquaintances. If someone places an order using the code we provide you, you will receive a reward from us for referring a new customer.

Are self-installation stairs right for you?
Floor Slab / Ceiling Structure
For self-installation stairs, the embedded beam must be securely fixed to the ceiling, or embedded support strips must be fixed to the side of the floor opening.
Wall
To fix the stair treads into the wall, you need a concrete or brick wall at least 20 cm thick.
Tools
You will need a rotary hammer drill. We provide the fastening hardware and installation instructions.
Why Us
FAQ Most common questions
Can I buy in installments?
You can purchase the stairs in installments through PrivatBank or Monobank. We work with official installment programs that allow you to split the payment into convenient monthly payments without paying the full amount at once. You can ask our manager for the detailed terms when placing your order and choose the most comfortable option for you.
What is the production lead time?
The production lead time usually depends on the type of stairs and the current workload of our manufacturing facility. For standard modular solutions, it is usually 1–4 weeks. For more complex custom structures, the lead time may be longer, because the individual design, non-standard materials, and additional elements must be taken into account. We provide the exact timeframe after the model, materials, and all required measurements are confirmed.
What warranty do you provide?
We provide a warranty of up to 5 years with the possibility of replacing or repairing individual parts if manufacturing or structural defects are found. You also have an installation support guarantee: part of the payment is made only after the stairs have been installed and you have checked the quality of the structure. We stay in touch and are ready to help with questions about use and care.
Do you deliver internationally?
Yes, we officially export our products from Ukraine to other countries. We pack the components so they can safely withstand transportation, and we also provide instructions and the necessary documents. You can ask our manager about delivery to your country, the estimated timeframe, and approximate transportation cost during the consultation.
How do I choose a color?
You can choose any color from our catalog of wood tones and finishes, and we will send you samples so you can see them in your interior. We can also match the closest possible color based on a sample you provide, such as a piece of flooring, a door, or furniture. Our goal is for the stairs to fit naturally into the space rather than stand out from the overall style.
What can workers use during renovation?
If you need a temporary solution during renovation, we can offer affordable temporary stairs for the construction period. After the renovation is complete, you can return them with partial reimbursement or keep them for practical use. This helps keep the main staircase in perfect condition until all “dirty” construction work is finished.
How much do the stairs cost?
For the most common ceiling height of up to 2700 mm, the approximate cost of stairs without second-floor railings is: bolt-supported stairs — $1,361, L-shaped stairs — $1,606, and metal-frame modular stairs — $2,091. The exact price depends on the configuration, tread materials, type of handrails, and additional elements. For a more accurate estimate, we ask you to provide the basic measurements and the model you have chosen.
How do I install the stairs?
For modular stair installation, we provide templates made according to your specific staircase design, as well as detailed installation instructions. You receive a fastening kit, a diagram, and remote support from our specialist, who can guide you through each stage. Thanks to this, most customers successfully install the stairs themselves without hiring expensive installation crews.
How strong are these stairs?
Fixing the structure to the walls and floor slab, together with the use of high-quality metal elements, provides strong structural performance. Properly installed modular stairs are comparable in reliability to traditional fixed staircases. Each connection point is designed to withstand everyday loads, and all materials go through quality control during production.
I want measurements and a design.
To help you avoid unnecessary costs for an expensive on-site specialist, we created a remote support format. During a video call or phone call, our specialist will help you take all the necessary measurements correctly, explain what to pay attention to, and identify which dimensions are critical for safe and comfortable stairs. After that, we prepare the staircase design and confirm it with you before starting production.
Why don’t you install your stairs?
The concept of K3 Craft modular stairs combines modern style with an affordable price. One reason we can keep the price attractive is that customers can install the stairs themselves using our instructions and support. This means you do not overpay for a large installation crew, while still receiving a reliable structure assembled according to a clear design.
I don’t have tools.
Modular stair installation requires a basic set of tools that many households already have: a drill, level, set of wrenches, and screwdrivers. No specialized or industrial equipment is required. We provide a list of tools for your specific project in advance, so you can prepare everything beforehand or purchase any missing items if needed.
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