This item is for a new in package Cal-Scale HO #6128 LARGE CHECK VALVE_ NO PIPES (2)

Brass Detail Parts 

HO Scale for models

The 6000 series of Cal Scale parts
Lost wax brass detail parts made for the foreign builders of brass locos. Many parts are variations of existing Cal Scale and Cary parts. When the supply is exhausted the part will be discontinued.

Superdetail kit for MDC Harriman Locomotive Kits