These were in service at a restaurant in Hill City until it closed. Have no use for them now. Both work well.  The one without a decal was a backup grinder and barely used. $250  $150 each.

Specs:

Grindmaster 250

Grind two different coffee types within the same unit with the Grindmaster 250 double hopper 5.5 lb. coffee grinder! A powerful but energy efficient 1/2 hp motor powers the unit's unique burrs for an excellent grind profile and fast grinding time. 

This versatile double hopper coffee grinder is both highly-functional and extremely flexible! It features a patented portioning system that is individually set for each hopper to give you precise portioning at all weights and with all coffees. The grinder also boasts universal brew rails that accept all brew baskets.

The Grindmaster 250 double hopper 5.5 lb coffee grinder requires a 120V electrical connection.

Overall Dimensions
Width: 8 1/2"
Depth: 16"
Height: 27 1/2"