1. FA-01 Hot Shoe Adapter:

Disc diameter: 29mm (1.14 inches)
Base diameter: 18.5mm (0.73 inches)
Height: 12mm (0.47 inches)
Conversion screw to UNC 1/4″

2. MBC-18 Mini Wrench Locking Spherical Head:

Ball diameter: 18mm (0.71 inches)
Height: 39mm (1.54 inches)
Base diameter: 15mm (0.59 inches)

3. PC-90II Phone Holder Arca Stand Adjustable Locking Width:

Length: 84mm (3.31 inches)
Width: 25mm (0.98 inches)
Height: 25mm (0.98 inches)
Extend length: 56-90mm (2.2-3.54 inches)
Bottom plate: Arca standard
Mounting screw/hole: UNC 1/4″
Max. load: 5kg (11 pounds)
Weight: 164g (5.78 ounces)