Athearn 25741 N Scale 4-6-6-4 Challenger w/Oil Tender Union Pacific UP 3985 DCC & Sound Freight Car Set Oversized bearings: 5*16*5

Oversized bearings: 5*16*5

Pairing the Mamba XLX2 with the Castle 4-POLE 12-SLOT SENSORED 2028-800KV or the 2028-1100KV will allow heavy

and add a skull-topped Berzerker icon to your squad

vintage packaging

Athearn 25741 N Scale 4-6-6-4 Challenger w/Oil Tender Union Pacific UP 3985 DCC & Sound Freight Car Set Oversized bearings: 5*16*5Athearn 25741 N Scale 4 6 6 4 Challenger w Oil Tender Union Pacific UP 3985 DCC & Sound The name "Challenger" was given to steam locomotives with a 4 6 6 4 wheel arrangement. This means that they have four wheels in the leading pilot truck, which helps guide the locomotive into curves, two sets of six driving wheels, and finally four trailing wheels, which support the rear of the engine and its massive firebox. Each set of six driving wheels is driven