Vello Universal Accessory Shoe Mount With 1/4" Screw and Knob

No. The following item is made of anodized aluminum alloy.

The Vello Universal Accessory Shoe Mount With 1/4" Screw and Knob has a RED shoe mount tightening knob for locking shoe mounted gear tightly in the mount. It also includes a 1/4 20 locking screw with a knob ( Black) that makes it more easy to tighten with your hands. Also, if you add the following Revo adapter you will be able to use Vello shoe mount with the 12" cold shoe extension. Revo Hot Shoe to 1/4"-20 Male Post Adapter BH #RESACS14M

The Vello Universal Accessory Shoe Mount With 1/4" Screw and Knob can accommodate any 1/4"-20 screw.

No. It allows you to mount accessories that fit in the flash shoe. I use it to hold the Nikon GPS sensor when also using a flash.

You can measure with an inch ruler across the end of the bolt. For tripods there are really only 2 sizes: 1/4 inch or 3/8 inch. Mic stands have a 5/8 inch thread.

Yes. The Vello Universal Accessory Shoe Mount will attach to your bracket without a problem. If you no longer have the thumb screw that came with your bracket, this version of the mount will come with one. Vello Universal Accessory Shoe Mount With 1/4 Screw and KnobB&H # VECSWN ? Mfr # CS-WN

The Vello Universal Accessory Shoe Mount will not fit a rifle weaver mount. You can instead use the Drift Picatinny Rail Mount for Drift Action Cameras: http://bhpho.to/1t0H8xs

The Vello Universal Accessory Shoe Mount is made of anodized aluminum alloy and is not conductive unless the surface is marred to expose the aluminum underneath.