One set of four Stillpoints Ultra Bases in a very good condition. The Ultra Bases are designed to offer additional stability to the Ultra SS when used on a carpeted floor under loudspeakers. It also enables height adjustment when used with Ultra 5 and Ultra 6. You get a 1/4 inch thread stud supplied with each Ultra Base. The bases are very versatile and effective when used with Ultra 5’s under loudspeakers – they offer stability and most importantly they give you height adjustment, so if you need to raise your speakers up either at the front or back to maximize positioning you can. Retail price is 340 euro for the set of four. The original box is included. Check our other listings for more interesting items. Free shipping worldwide!