Blackmagic Design offers these Shoulder Kit Bolts as spares or replacements to use with the shoulder kit for your URSA Mini camera. The set consists of eleven threaded bolts (four types total).
Use as Spares or Replacements
Four Types of Screws
2 x 1/4″ shoulder mount baseplate screws (flat head)
1 x 1/4″ viewfinder thumbscrew
2 x 1/4″ top handle screws (3/16″ hex)
4 x Viewfinder adapter plate M3 screws (2.5 mm hex)