RAM Short Arm 2.25" Ball Mount with Round Base & 100x100mm VESA Plate

Features: Round 3.68" diameter base with 2.25" diameter rubber ball Pre-drilled holes, including two holes at 180 degrees and three holes at 120 degrees Double socket short arm: Overall length: 5 1/16"; Socket-To-Socket Length: 3 3/16" Single spring inside the arm opens the end sockets, allowing you to pivot the ball and socket connection VESA 4.75" square adapter plate with 4x100mm holes and 4x75mm holes in each corner RAM 2.25" rubber ball (D size) is connected to the plate Includes washer inserts for use with smaller screws Ram ball and socket system - Easily adjust to your perfect viewing angle Constructed of powder coated marine grade aluminum Holds up to 6 lbs. Made in the USA     Plate Hole Patterns: 100 x 100 VESA Pattern 75 x 75 VESA Pattern 100 x 50 Half VESA Pattern   Brand: RAM Mounts Part number: RAM-D-101-C-ID1U Warranty: Manufacturer's lifetime warranty