VihtaVuori is a Finnish Powder Company that has been manufacturing powder since the 1920's. VihtaVuori powders are extremely popular with benchrest shooters, High Power shooters, and varmint hunters.
VihtaVuori produces a special powder for the 50 BMG, and it has become one of the most popular powders available for loading the ""Big 50"". 20N29 is a single base surface treated powder like the N100 series. The burning rate is much slower and the grain size is larger than the N100 series powders. Available in 8 lb containers only.
Sinclair, Issue:4B, Page:094