Eyepiece Leveler Telescoping Arm mounts on to an eyepiece leveler bracket, such as our Eyepiece Leveler Bracket Base for OConner Pan and Tilt Heads, and keeps the view finder level. The Telescoping Arm ranges from 12 inches to 24 inches when fully extended and is compatible with viewfinder arms featuring an ARRI standard leveler mount including our AIR EVF Extension Arm (ARRI Alexa Mini MVF-1), AIR EVF Extension Arm (RED® DSMC2™ EVF), AIR EVF Extension Arm (Panasonic VariCam EVF AU-VCVF10G), and AIR EVF Extension Arm (Sony Venice, Venice 2, DVF-EL200 EVF). Specifications: Weight: 181g (0.40 lbs) Dimensions: 343 x 101.6 x 44.5 mm (13.5 x 1.5 x 0.75 in)