Micro-Mark 82896 HO Scale or On30 Rollers for Locomotives Set of 4 Era_Era III (1945-1970) Redcat Racing 510109 Spur Gear

Redcat Racing 510109 Spur Gear Hub for RC-MT10E

4x47mm (4)/ 3x8mm BCS (14)/ 3x6mm BCS (4)/ retainers (8)

Awesomatix A700-AT13 Wheel Hex

BLX100 2S/3S waterproof* ESC *For details on waterproof standards

One per package

Micro-Mark 82896 HO Scale or On30 Rollers for Locomotives Set of 4 Era_Era III (1945-1970) Redcat Racing 510109 Spur GearMicro Mark 82896 HO Scale or On30 Rollers for Locomotives Set of 4 Use these miniature roller sets to break in, tune up and test your HO and On30 locomotives. Simply place between your track and the powered wheelsets of your engine, then turn up the power. Metal sideframes conduct electricity from rail through roller bearings to wheel. Now your locomotive does its work while standing still! Makes it easy to detect, isolate and repair erratic operation