Broadway Limited 3722 N Scale Cryogenic Tank Car Big Three Industries 2-pack HO Scale Blue anodized aluminum cooling head

Blue anodized aluminum cooling head with molded head protector

This is the replacement Optidrive Electronic Shifting Module for the Revo

so check before ordering: 55mm is the rear case on the Inferno MP-7

Silver aluminum construction with pre-installed brass bushing

bottom and center

Broadway Limited 3722 N Scale Cryogenic Tank Car Big Three Industries 2-pack HO Scale Blue anodized aluminum cooling headBroadway Limited 3722 N Scale Cryogenic Tank Car Big Three Industries 2 pack High Capacity Railroad Tank Cars for Cryogenic Fluids, or Cryogenic Tank Cars for short, are used for the transportation of super cold fluids such as liquid oxygen, nitrogen and argon. These tank cars solved the problem of maintaining extremely low temperatures while transporting large quantities of these materials over long distances. Curious as to how cold these cars could