Temperature-stable magnum rifle powder for 6.5 Creedmoor, 6mm Creedmoor, .284 Winchester, and similar cartridges. Anti-fouling formula reduces barrel cleaning. Exceptional lot-to-lot consistency.
Vihtavuori's N555 is a magnum rifle powder engineered for precision platforms and competitive shooting applications. It delivers the consistency and performance that serious shooters demand.
N555 is purpose-built for:
Temperature Stability N555 is the most temperature-stable powder in its class. Competitive shooters and hunters benefit from consistent velocities and point-of-impact regardless of weather conditions—a critical advantage when precision matters.
Reduced Fouling The integrated anti-fouling agent minimizes barrel fouling, extending your competitive shooting stages and reducing cleaning time between matches.
Unmatched Consistency Vihtavuori's legendary lot-to-lot consistency means you won't waste range time re-developing loads when you switch powder containers. Your loads stay true.
For reloaders who refuse to compromise on precision, N555 delivers the performance and reliability that separates winners from the rest.