It is not the intent of this kit to build a complete Shay or one that will ever operate

This is a track bumper in red

Modular design - easily expanded to a full circle

Trainz Product Id: 11978925

MRC AD600 DCC Accessories Bus Controller,Links 2 Consoles ProductID_12106897 It is not the intentThis is an MRC AD600 All Scales Digital Command Control Accessories Bus Controller, Links 2 Consoles. Condition: Excellent (C 7) Operational Status: Functional Original Box: No Manufacturer: MRC Model Number: AD600 Category 1: Parts Category 2: HO Scale Parts We are unable to provide parts lookup service or fitment assistance. The Trainz SKU for this item is P11508555. Trainz Product Id: 11508555