Peco Cat-4 Model Railway Catalogue. The 204 page Peco catalogue is so much more than just a comprehensive guide to the wide range of Peco products. As well as featuring all the products currently available in the Peco, Ratio, Wills, Modelscene, Parkside & Tracksetta ranges a wealth of additional information is provided. Explanations and helpful hints and tips on scales and gauges, rail codes, frog descriptions, standard and narrow gauge railways, baseboard building, tracklaying, wiring, using Peco turnout motors and Smartswitch servos to operate turnouts and semaphore signals, kit building and painting, and scenic work are all included in this inspirational publication. Fantastic railway books and plans from the world-renowned brand Peco. Hobbies stock a vast range of excellent Peco products for your model railway set. Whether you are a complete beginner or an experienced model maker you find a great selection at Hobbies. OO Gauge.