Kadee Code 110 (.110) 36 Ribbed-Back RP-25 Wheelsets come in a package of 12 for HO Scale, part #380-521. These ribbed wheelsets are commonly seen on steam era rolling stock. Kadee® wheel sets are made to strict standards. They have an RP-25 contour, non-magnetic metal wheels, and insulated needlepoint axles. Key features include a 'standard' ribbed back, accurate markings, incredible detail true to the prototype, non-magnetic metal wheels, smooth tracking with free-rolling contoured insulated axles, RP-25 free-rolling wheels, needlepoint axles, and they're suitable for both freight and passenger cars.

Using these Kadee wheelsets is easy. Just install them on your HO scale freight or passenger cars according to the normal model - building process. When handling, be careful not to damage the delicate needlepoint axles. To keep them in good condition, clean the wheels regularly with a soft brush to remove any dust or debris. Also, check the insulation of the axles from time to time to ensure smooth operation. Store them in a dry place to prevent rusting on the non - magnetic metal wheels. That way, you can enjoy the high - quality performance of these wheelsets for a long time.