OO/HO Expansion Joints Pair is a model railway accessory designed to support, enhance, or detail a layout in OO/HO scale.
Featuring:
- Accessory Type & Purpose: Track section designed to allow for expansion and contraction in model railway layouts.
- Scale & Layout Compatibility: Compatible with OO and HO scale layouts.
- Integration & Expansion: Connects to existing track to accommodate changes in temperature and humidity.
Model Dimensions (Approximate):
- Scale: OO/HO
- Gauge: 16.5mm
Technical Specifications:
- Accessory Category: Track
- Power Requirement: None
- Assembly: Ready-to-use
- Compatibility Notes: Compatible with OO/HO scale track systems
- Included: Pair of expansion joints
Suitable for modellers working in OO/HO scale layouts who want to improve layout functionality by accommodating track expansion and contraction.
Why this accessory matters
This accessory is valuable for maintaining the integrity of a model railway layout by allowing for natural expansion and contraction of the track, preventing warping or misalignment.
How to use it
Install the expansion joints by connecting them to existing track sections. Ensure they are placed in areas where temperature and humidity changes are likely to affect the track. No additional tools or power are required for installation.

