This is a listing for 2 phot r c clamp with 14 threaded stud the phot r c clamp with 14 threaded stud has many different applications within a studio or a location based environment you can use it to attach to light stands boom stands tree branches doors windows etc its 58rdquo stud with a 14rdquo thread makes it ideal for flash heads reflectors and many other photographic accessories it has a 4cm diameter includes rubber pads which allows you to attach the clamp to variou