BH Best Arms BA312 12 Ga Stock and Forend Set. I have some parts off of a BH Best Arms BA312 for sale a this lot contains the stock and gowns. This stock and gowns are used and in pretty good shape. They have some marks from use, but they look pretty good overall. Please see pictures for condition and what’s included. These parts appear to be in good working order and ready to use. Please ask any questions and make sure you want them prior to purchase.