"The Redding Match-Grade 3BR Powder Measure is designed to be "out of the box" match ready. Noted for its ability to throw a broad range of charges, large capacity and proven performance record, this measure features an adjustable powder baffle for added charge uniformity, a positive lock and a zero-backlash micrometer." - so says the manufacturer.
Will meter from 5 to 100 grains.
Has a 7 1/2" (ie. larger-than-standard) powder reservoir. No stand is included but these are widely available if you don't already have one.
Used but in very good condition, just surplus to requirements. New they are priced at c.£170; this one £80 delivered.
Please PM me with any interest.