These KADEE #634 CENTERING SPRINGS are designed for use with #5, 9, 58, 505, 508, and 20 series couplers. Made with high-quality materials, these springs ensure secure and precise coupling...

Maximize the efficiency of your couplers with KADEE #232 Draft Gearboxes & Lids. Designed for #5, #58, 20 series, and Whisker couplers, these gearboxes provide smooth operation and reliable performance....

Maximize the functionality of your HO model trains with KADEE #213 20 series gearboxes and sleeves. These expertly designed and precisely crafted parts ensure smooth and efficient operation, giving you...