Athearn MCH450 HO Knuckle Spring Coupler (25PR) Cup Racer Parts Dense brass construction lowers your

Dense brass construction lowers your rig's center of gravity for improved crawling stability while standing up to hard use

Direct replacement for compatible steering components

the modified Amtrak Phase V (referred to as Vb to differentiate it)

The crankshaft converts combustion into rotation and is the backbone of the engine's bottom end

Resistance – 0

Athearn MCH450 HO Knuckle Spring Coupler (25PR) Cup Racer Parts Dense brass construction lowers yourAthearn MCH450 HO Knuckle Spring Coupler (25PR) Product Features: * Scale size couplers are about 3 4 the size of standard couplers * Athearn HO SCALE KNUCKLE SPRING COUPLER (25PR)