Promaster 6835 Dovetail Phone Clamp Flashes The lightweight and compact nature

The lightweight and compact nature of this lens pairs perfectly with the newer compact full-frame R-Series cameras

21mm equivalent on APS-C bodies

which hold 200lbs (90kg) each

Energy/capacity43

+ Holds up to a one liter water bottle

Promaster 6835 Dovetail Phone Clamp Flashes The lightweight and compact natureThe ProMaster Phone Clamp is a great way to mount your smartphone to a tripod, flex arm, studio clamp, and more, using one of its two 20 threaded ports. Or, connect it to a tripod using the integrated dovetail (arca type) foot. Its constructed of high quality aluminum and is compact and lightweight. The jaws open to a maximum size of 3 1 2" to accommodate the largest smartphones; even when a protective case is installed.