Perlegear via Amazon has Perlegear Full Motion TV Wall Mount (for 37-82″ TVs) on sale for $45.99 – 5% off when you clip the coupon on the product page – 35% off when you apply promo code 3536WOCH in cart = $27.59. Shipping is free.

Features:

• TV mount can extend 16.5″ for viewing and retracts back to 2.9″ from the wall to save space for a low-profile look.
• The wall plate has openings to accommodate an electrical outlet on the wall.
• Designed with +5°/-15° tilt (no tools needed) to reduce glare, +/-45° swivel to direct the screen toward your position, and +/-3° leveling to fine tune the TV's position after installation.
• Mount bracket fits most 37″ – 82″ flat or curved TVs with VESA patterns ranging from 200 x 100mm to 600 x 400mm
• Holds up to 110 lbs