[Modular Design for Flexibility] - This stair measuring jig includes three extension parts: 16 inches (A), 12 inches (B), and 8 inches (C). These components can be combined as needed, providing a measurement range from 16.2 inches up to 60.1 inches, offering adaptable functionality for various applications. [Suitable for Multiple Woodworking Projects] - Ideal for installing wooden floors, building stair treads, or measuring spaces such as closets and windowsills. Its versatility makes it a useful tool for both amateur woodworkers and professionals. [Compact and Portable Storage] - The tool comes with a storage bag to keep components organized and prevent loss of small parts. Its compact and neat design also makes it a thoughtful gift for woodworking enthusiasts. Color: As Shown Material: Aluminum Alloy Note: Due to different production batches, variations in product appearance and printed text may occur; these do not affect functionality. Package Contents: 1 x Stair Measuring Jig Kit (additional items not included) Note: Lighting and monitor settings may cause slight color variations between the image and the actual item. Measurement may vary by +/- 1-3 cm.