The space gray Rosette Adjustable Length Extension Arm Set from Kondor Blue includes both the left- and right-hand extension arms, which feature ARRI-compatible rosettes. The arm length of each can be adjusted from 8 to 11.5" in length. A locking lever secures the arm at the length you set. Along the edge of each are two cable clips that hold your control cables in place. Each arm is made of aluminum.