Lock Stock & Barrel 21 Years Old Straight Rye - Lock Stock & Barrel 21 Years Old Straight Rye was doubled distilled from a rare mash bill of 100 per cent rye grain, unfiltered, then aged in cold weather in new charred oak barrels. Lock Stock & Barrel 21 Years Old Straight Rye is bottled at 111 Proof, 55.5% ABV.