Acorn Superglide 130 stairlift chassis carriage assembly features a robust cast aluminum frame with integrated rollers for smooth operation. This Lemac manufactured component, identified by part number 31511-621 T2, includes eight white nylon guide rollers and heavy-duty mounting hardware. Designed specifically for the Superglide 130 model, it provides the structural foundation for the stairlift seat and motor assembly. Measurements: • Length: 12.5″ • Height: 12″ • Width: 8″