Axler 4.5" Ball Clamp Arm with Cold Shoe Mount Cocoon Buena Vista Messenger It is made specifically to

It is made specifically to fit within the accessory filter slot of the Nikon AF-S NIKKOR 400mm f/2

Sections of the boom may be used together

Peerless-AV Round Ceiling Plate (White)

small probe body for enhanced visibility to the device-under-test

UPC: 728736031050

Axler 4.5" Ball Clamp Arm with Cold Shoe Mount Cocoon Buena Vista Messenger It is made specifically to1 4" 20 Ends with Ball Joints Replaceable Clamping Cold Shoe Mount Center Knuckle Tightens Both Arms The Axler 4. 5" Ball Clamp Arm with Cold Shoe Mount features two articulating joints with 1 4" 20 threaded studs. A center knuckle tightens or loosens the clamp arm. The threaded mounting ends feature a rubber topped platform with a 1 4" 20 threaded stud. A thumbwheel rotates the studs, enabling you to tighten or loosen accessories. Made from anodized