Definitive Technology Pro-Mount 90 (Pair, White) Articulating wall mount bracket accessory for Definitive Technology speakers Secure any speaker weighing up to 10 pounds that has a 1/4-20-thread insert Compatible with ProMonitor 1000, ProCenter 2000 (2 required), Mythos Gem XL, ProMonitor 600; ProMonitor 800; ProCenter 600 (2 required); ProCenter 1000 (2 required); Mythos Gem Available in black or white 2 per pack