ToughTested Adjustable Mobile Boom Cup Holder Mount promo-SXV300RV1C 4 aperture make it ideal

4 aperture make it ideal in low light and the lens is compatible with the Sigma USB dock and Optimization Pro software to adjust and fine tune focusing parameters

Front frame: Fire-resistant ABS resin

high-efficiency mass production technologies developed for its still camera lenses

Compatible with the 501PL camera plated (supplied with the head 501HDV 503 and 519 Video Heads) and the special 501PLONG accessory plate

ToughTested Adjustable Mobile Boom Cup Holder Mount promo-SXV300RV1C 4 aperture make it idealHeavy Duty Universal Cupholder Mount with 4 Way Hold, Claw Smartphone Grip, Extension Arm up to 13" Boom Mount with claw grip provides a no vibration adjustable boom arm. the boom arm expands to 13" reach. it also includes one of the strongest 4 way lock in phone grip in today's market. the grip is expandable to fit all size phones with protective cases. tested to fit the following phones with cases: IPHONE XS MAX with Otter box defender SAMSUNG