This Bone Snapper X Ray 4YO rye is produced by Backbone Bourbon Co. Distilled from a 95% rye and 5% malt mash bill, this rye is crafted in small batches and aged for four years in Bardstown, KY. Non-chill filtered, Bone Snapper ryes are bold and uncut, bottled at a higher proof than most ryes. Bottled at 110 proof, this rye is bold, rich, and smooth.