Acorn Superglide 120 Stairlift Roller Assembly provides essential replacement support for smooth stairlift operation. This durable component features two white nylon rollers mounted on a black central axle with secure locking nuts on each end. Designed specifically for the Superglide 120 model, it ensures stable movement along the rail system. The high-quality construction is built to withstand regular use while maintaining quiet and efficient performance. Includes one piece as shown. Measurements: • Weight: 12.6oz