Ergotron WorkFit -A. Maximum weight capacity: 24.9 lbs (11.3 kg), Minimum screen size: 5", Maximum screen size: 24", Minimum VESA mount: 2.95 x 2.95" (75 x 75 mm), Maximum VESA mount: 3.94 x 3.94" (100 x 100 mm). Height adjustment. Product color: Black
Ergotron LX Series LX Dual Stacking Arm Tall Pole. Mounting: Clamp, Maximum weight capacity: 44.1 lbs (20 kg), Maximum screen size: 40", Minimum VESA mount: 2.95 x 2.95" (75 x 75 mm), Maximum VESA mount: 3.94 x 3.94" (100 x 100 mm). Height adjustment, Tilt angle range: 5 - 75°. Product color: Aluminum
Ergotron LX Series LX Dual Stacking Arm, Tall Pole, Matte Black. Mounting: Clamp, Maximum weight capacity: 44.1 lbs (20 kg), Maximum screen size: 40", Minimum VESA mount: 2.95 x 2.95" (75 x 75 mm), Maximum VESA mount: 3.94 x 3.94" (100 x 100 mm). Height adjustment, Tilt angle range: 0 - 75°. Product color: Black