The Aputure Super Clamp with 3/8in anti-rotating pin thread is a mounting clamp compatible with 3/8in screw fixtures and accessories. Featuring a cold shoe and ¼-20in threads, this can be used to secure Aputure lights and accessories onto a variety of surfaces. Its max payload capacity is a STORM 80c with a CF4 Fresnel and CF4 Barn Doors (1.92kg / 4.23lbs).