Projector Ceiling Mount for VIEWSONIC Pro8200 Pro8300 Pro8400 Pro8450w FAST SHIPPING: All projector mounts shipped via USPS Priority Mail (2 to 3 day service) Precision CNC Machined Aircraft Aluminum Design - 100% 6061-T6 Aluminum LOWER PROFILE -- Sets the projector only 4" from the ceiling, that is 25% better than the imitation mounts Made in the USA Backed by a LIMITED LIFETIME WARRANTY and 100% Money Back Guarantee