The Peerless-AV® Short Throw Projector Mounts provide installation flexibility for single stud ordouble stud applications. The universal telescoping arm is easily adjustable to accommodate various short throw projector distance requirements and the PSTK series also provides up to6" (152 mm) of lateral adjustment for perfect projector placement. Complementary to the universal design of the short throw projector arm, this comprehensive package comes with Peerless-AV's Universal Precision Gear Projector Mount that makes image alignment as simpleas a turn of a knob. To tie it all together, the internal cable management system provides a clean clutter-free solution.All projectors with M8 mounting screws require ACC-M8RI inserts for compatibility with any Peerless-AV projector mount, please refer to the Recommended Accessories.