Model Number: 13902

Performs best on 15 radius curves or greater

Model Number: 51960

This is an Bar Mills 682 HO Scale Sidewalk Scale 300' 91

May also be used as wood or steel members in the construction of older structures

MRC AD520 HO Auto Reverse Loop Module ProductID_12069907 Model Number: 13902This is an MRC AD520 HO Scale Auto Reverse Loop Module. Automatically controls reverse loop circuits. Eliminates conventional block and switch systems. Simple hookup with two input and two output wires; five amp rating. Works with all DCC layouts. 5 amp capacity. Fully automatic. Condition: Factory New (C 9) Operational Status: Functional Original Box: Yes (P 9) Manufacturer: MRC Model Number: AD520 MSRP: $49. 98 Category 1: Parts Category 2: HO Scale