50 Pieces of reformed .300 OSSM brass (300 Olympic). This brass has been reformed from New Winchester WSM parent case. Brass has the 28 Degree shoulder - this is not the 30/25 WSSM brass. Brass has been through our forming process and annealed. Brass will need to be trimmed to final length prior to loading. For liability we recommend starting to load this brass with reduced charges to ensure safety. By purchasing and loading our brass you are assuming all liability. Brass is made as orders come in - please see our home page for estimated production timeline.