Walthers Proto 920-106016 HO Scale 40' Ortner 100 Ton Aggregate Hopper Blue Circle Cement WBCX 73018 4x4 Granite 088″ wheels (SKU 401) are

088″ wheels (SKU 401) are also available

CRYO-DRIVE Technology minimizes the amount of time the ESC's electrical components spend generating heat

Onyx servos are a simple way to enjoy savings without sacrificing performance

The DCS Remote Commander is an inexpensive wireless solution capable of accessing the most popular command control functions programmed into Proto-Sound locomotives

Walthers Proto 920-106016 HO Scale 40' Ortner 100 Ton Aggregate Hopper Blue Circle Cement WBCX 73018 4x4 Granite 088″ wheels (SKU 401) areWalthers Proto 920 106016 HO Scale 40' Ortner 100 Ton Aggregate Hopper Blue Circle Cement WBCX 73018 Move heavy bulk loads for your railroad's customers with a fleet of WalthersProto 40' Ortner 100 ton Open Aggregate Hoppers. FEATURES: Highly detailed and fully assembled One time run of these roadnumbers, order now limited quantity available! Distinctive high sided design in service from 1970s to present Prototypes used for hauling heavy aggregates