Selling my Upton Hybrid for financial reasons. It's a wonderful instrument that has opened up greatly since owning. Had a repair on the upper bout that I will detail. See spec and pictures below. Currently strung with Zyex mediums. UB Hybrid Flat Back Standard Double Bass: Hand carved German Spruce top, slab-cut face veneers on back & sides, inlaid purfling (Anno 2011, Opus #366) Deluxe Model Upgrade Installation of Bridge Risers/Adjusters (includes parts at $15) Fingerboard Solo Extension Revolution SOLO II Bass Pickup UB 'De La Ville' Double Bass Bag Double Bass Stand Upright Bass Stand Buyer may arrange shipping and no trades.