Made of 5 oz. black leather with grooved edges. This item was standard issue to infantry and was used to keep the neck warm and protect against saber blows during battle. The last of the body armor. General Sherman is commonly pictured wearing this item. Available only in black.
"Leather stock - standard issue - 1 first year, 1 third year."
Army of the United States Revised Regulations 1861, page 170
(Photograph of a Leather Neck Stock.)
Francis A. Lord's Civil War Collector's Encyclopedia Vol. V, page 188