M5 rotary adapter with 90 degree angle, Pro Fit series. 11.0 mm diameter x 30.5 mm long. Anodized aluminum body, titanium end fitting with M5 tapped hole at 90 degrees. Three stainless steel set screws allow unlimited axial rotation and rigid, torque-free clamping at desired position. Hex wrench included. Weight is 7.42 grams.