Model # K35023

Internet #100663952

Store SO SKU #973468

Arke Kompact 35 in. Black Modular Staircase "L" Kit


Kompact 35 in. Black Modular Staircase "L" Kit

$331177 /each
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Product Overview

The Kompact 35 in. modular “L” staircase kit is made of steel, powder-coated in hi-gloss black. The standard Kompact staircase kit is adjustable in height from a range of 88-5/8 in. to 119-1/4 in. and with additional components, can be extended to a maximum height of 146-7/8 in. The minimum height for this kit is 75-3/16 in. (here you simply use fewer treads). The handrail for one side is included in the kit. A second side handrail is available as an optional accessory - purchased separately. The stair treads are manufactured from premium European beech wood, finished with a light natural stain and clear coat protective sealer. This staircase can be easily installed by the homeowner, using common household tools. This stair has multiple installation possibilities. Each stair kit is shipped with detailed assembly instructions and a DVD, toll-free support is available (888) 782-4758.

  • All in-one complete kit - includes: 3 turning and 9 rectangular (33-1/2 in. wide) beech wood treads, powder-coated steel structure, solid beech wood handrail sections for one side, black connectors and hardware
  • With additional accessories - purchased separately - the height can be adjusted from a minimum of 75-3/16 in. to a maximum of 146-7/8 in. (model # K35032)
  • Intended for interior use only
  • Rise between treads adjustable from 6-3/4 in. to 9-1/4 in.
  • Clockwise or counterclockwise, interior installation with one turn
  • To allow for proper installation, the finished opening must be 2 in. larger than the stair layout
  • Each kompact stair kit is shipped with detailed assembly instructions and a DVD, toll-free support is available (888) 782-4758
  • Kit is not designed to meet the international residential building code
  • Consult your local building department for any questions and specifics regarding compliance with the local building codes prior to purchase
  • Important: consult your local building inspector for specifics regarding compliance with the local building codes

Info & Guides

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Product Depth (in.)
Product Height (in.)
Product Width (in.)


Hardware Included
Package Contents
All-in-one complete unit: 12 treads, balusters, handrails, hardware and accessories included, nothing to paint, weld, stain or seal In stock for immediate delivery to most US.
Product Weight (lb.)
Stair Part Type

Warranty / Certifications

Manufacturer Warranty
1-Year for manufacturing defects

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Customer Questions & Answers

What are the dimensions of the steps?

What is the rise and run?
Asked by: spiral
The stairs are available with 29 or 35 inch widths. The depth is not specified.
Answered by: CommunityAnswer
Date published: 2015-09-20

can I make risers with this product less than 7 3/4" tall?

Asked by: darwinless
The minimum rise for the KOMPACT staircase kit treads is 7 3/4" and cannot be installed with a lesser rise.
Answered by: Arke Product Support Team
Date published: 2016-09-08

What are the footprint dimensions of the L shaped pictured?

Asked by: spiral
The actual footprint will defer based on the following conditions: 1) The height of the installation when measured from the finished floor to the finished floor; 2) The measurement of both the width and the running length of the available space; The KOMPACT 35" model can be installed in approximately 77 different configurations based on the space available and the total height of the installation. Please contact our Customer Sales & Support team via our email as follows and we can provide more technical drawings to assist with your project:
Answered by: Arke Product Support Team
Date published: 2015-09-20
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