Mammoth Distilling Hazmat Northern Rye Texas Mart Private Barrel Selection 20 Year Old, Cask #405, 2025, 70%

Mammoth 'Hazmat' Northern Rye 'Texas Mart' Private Barrel Selection (2025) is a 20-year-old rye whiskey from Mammoth Distilling, barreled in March 2005 and bottled in July 2025. This single barrel release, Barrel #405, is part of Mammoth's 'Northern Rye' series, known for combining North American traditions with old-world techniques to showcase grain and oak character. Bottled at a 'Hazmat' proof of 70% ABV (140 proof), this is a private barrel selection for Texas Mart.