Clean Rails as it Rolls Along in Your Train This Walthers Trainline HO Scale Track Cleaning Boxcar is great for adding to any freight train on your layout or train set. This special car has a special spring-loaded rubber abrasive pad that keeps the tops of you rails polished without scratching for improved electrical conductivity. Trainline freight cars feature RP-25 metal wheels for superior performance on all kinds of track including smaller scale-sized Code 70 and larger rail. With their added weight, body-mounted knuckle couplers, and wheel tread matched to National Model Railroad Association standards, wheels on Trainline rolling stock are compatible with almost all North American HO model railroads and can be used as you expand your railroad. Other features of this Track Cleaning Boxcar include molded details that stand up to handling during operation and realistic paint schemes for good looks. The Track Cleaning Boxcar is part of the large line of Trainline cars and locomotives. Fully assembled, ready to run Colorful paint and lettering schemes Fully assembled, ready to run Use with any HO Scale train set Body-mounted magnetic knuckle couplers RP-25 metal wheels 931-1100 Replacement Cleaning Pads are available separatelyWARNING: This product can expose you to chemicals, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov