Ring Light Wall Mount Boom Arm, 22"-46"/55-116cm 180° Swivel Triangle Light Wall Mounting for Photography Strobe Monolight Softbox Umbrella Reflector, Aluminum Alloy, 6.6lb/3kg Capacity, WB-100. 【Versatile Compatibility】 Equipped with a standard 1/4" adapter screw, the ring light boom arm can connect a strobe flash, monolight, ring light, softbox, reflector, umbrella, or microphone.
eBay