Stair tread measuring tool, adjustable length, shelf dimensions: 30" to 49".

4. Adjustable Length. We offer two types of stair measuring tools: a long version (measuring range 20 to 35 cm) and a short version (measuring range 75 to 120 cm). 1. Multifunctional. Each stair measuring tool consists of two parts which, when assembled, form a complete tool. Made of stainless steel for optimal durability. Ideal for installing treads, risers, and shelves. 2. Robust and Practical. Made of impact- and chemical-resistant metal, it is very durable and reusable. Easy to use. Angles and lengths are easily adjustable to suit all needs. Secure 4-button locking mechanism. Simple, intuitive, and essential for precise cuts and measurements. Versatile: perfectly suited for stairs, risers, shelves, etc. Easy to handle and adjust to different angles. Portable and convenient. The stair tread measuring tool allows you to perfectly install treads, risers, and shelves. Stair tread gauge, adjustable length 76-124 cm, measuring range 20-124 cm, long/short version, measuring range 20-124 cm. Features: 1. Multifunctional. Each stair tread gauge consists of two parts which, when assembled, form a complete tool. Made of stainless steel for increased durability. Ideal for adjusting treads, risers, and shelves. 2. Sturdy and practical. Made of impact- and chemical-resistant metal, very durable and reusable. Easy to use. The angle and length are very easy to adjust to all needs. Secure locking with 4 buttons. Simple, user-friendly, and essential for precise cuts and measurements. 4. Adjustable length. We offer two types of stair tread gauges: a long version (measuring range 8-14 inches) and a short version (measuring range 30-48 inches). Versatile use: Ideal for stairs, risers, shelves, etc. Easy to use and precise angle adjustment. Portable and simple to operate. This stair tread gauge helps you create perfect treads, risers, and shelves. Specifications: Materials: Wood, stainless steel. Color: See image. Gauge dimensions: 12 inches. Short measuring range: 8 to 14 inches (8 to 14 inches). Long version: 30 to 48 inches (76.2 to 122.9 cm). Weight: Approximately 14 pounds (650 g). Package contents: 1 stair tread measuring gauge. Note: Please allow for a 0-1 cm error due to manual measurement. Please only order if you accept this error. The color of the item may vary slightly from the one shown in the photo depending on your screen's display and brightness settings. Thank you!