The VS-146 Spider Crab Vehicle Suction Cup from iFootage is an industrial-grade aluminum and rubber suction mount used in creating camera vehicle rigs with the iFootage Spider Crab vehicle mount system. A large pump button on the side creates a vacuum for a solid grip. It features a reversible 1/4"-20 and 3/8"-16 mounting screw, as well as multiple mounting threads to add mounting gear, accessories, and camera heads. This model of the cup supports payloads up to 66 lb.

For Use with Spider Crab Vehicle Mount    Create Smooth Motion Shots on Vehicles    1/4"-20 & 3/8"-16 Screws/Thread Mounts    66 lb Maximum Payload    Pump Button to Create Vacuum    Durable Aluminum & Rubber Construction

iFootage Spider Crab vehicle mount system

Related Questions and Answers

Q: 1. Its not clear to me from the photos and discription can you have threads on both ends. I would not use a hot shoe to mount anything. 3/8 on one end to 1/4 20 on the other is perfect?

A: The iFootage LT2-3.5 Spider Crab Magic Arm (5.5") provides a 1/4"-20 male screw on one end and a 1/4"-20 female thread under the male shoe on the other end.

Q: 2. can the 11 inch version be mounted without a shoe adapter on to a 3/8 or 1/4 screw ?

A: Yes, the shoe mount can be unscrewed allowing you to use the screw on the iFootage MA5-6 Spider Crab Magic Arm with QR Mounting (11").

Q: 3. How much weight can this support? Likely attaching it to a stationary, flat, polyurethane-wood surface?

A: The RigWheels C-Cup Suction Cup CC01 can hold up to 40lb depending on application.

Q: 4. Does the red knurled nut screw down to hold the plate in place in the shoe?

A: Yes, the iFootage MA-CSA Cold Shoe Adapter for Spider Crab Magic Arm's red knurled nut screws down to hold the plate in place in the shoe.

Q: 5. What speed would this be rated for? For instance - a 6lb camera rig ?

A: There is no speed rating for car mounts such as the iFootage Spider Crab Vehicle Camera Mount System. Experienced car rigging grips would not really pay attention to that anyway. I would add ratchet straps to make sure that the rig is not lost at the speed the movie production determines it needs.

Q: 6. Does it hold the biggest iphone pro max in a case?

A: This holder would hold a phone up to 1.8 x 3.7" in dimension with a case included.

Q: 7. Are the pins retractable or spring-loaded?

A: The iFootage MA3-4 Spider Crab Magic Arm with QR Mounting (7") has spring-loaded ARRI Anti-Twist pins.

Q: 8. Is the base Arca-Swiss compatible?

A: According to the Manufacturer, "The connector of our mobile phone holder is 1/4, as long as the screw is 1/4 there is no problem". Hope this helps.

Q: 9. Does this conform to the standard Arri locating pin 3/8th screw mount?

A: Yes. The iFootage SR-QRA Spider Crab Quick Release Adapter features a 3/8" spring-loaded screw with ARRI locating pins to prevent twisting, push down to reveal a 1/4-20" connector.

Q: 10. Can the cold shoe be unscrewed to expose a 1/4" screw, or does it require an adapter to provide screws on both ends?

A: Yes, iFootage MA3-4 Spider Crab Magic Arm with QR Mounting (7") has 1/4"-20 and 3/8"-16 screws at each end. You just have to depress the 3/8"-16 sheath to expose the 1/4"-20 screw. Here's an image of the 3/8"-16 and 1/4"-20 ends: https://bhpho.to/4eFmu3Y.