Steel clamp w/a 3/8-16" female thread from Lightbulb Rentals. Works with 1-1/4" or 1-1/2" Schedule 40 aluminum Speed-Rail
135mm Magnet Mount (3/8-16 Thread)$8/day
Swivel Cheeseboro to 2″ x 4″ Flat Plate Clamp$8/day
Offset Arm: Telescoping (Baby Pin)$9/day
Pipe Clamp: Junior Receiver$5/day
Big Ben Clamp: Junior Male to Cheeseboro$6/day
Swiveling Cheeseboro$3/day
Reflector Board (4′ x 4′)$50/day
Avenger D650 Junior Boom Arm$20/day