The iSeries 3i-221312BKB was designed to fit the Blackmagic URSA Broadcast Camera and accessories. The case interior features high quality PE foam that's been form cut to fit the camera with fiber converter attached. There are additional pockets for the studio fiber converter box, the URSA viewfinder, and small accessories.

iSeries injection molded waterproof cases are constructed of ultra high-strength polypropylene copolymer resin and feature a waterproof, submersible design (IP67) that is resistant to corrosion and impact damage. Its molded-in hinges, patented "trigger release" latch system, comfortable, snap-down rubber over-molded cushion grip handle, secure stacking, and automatic ambient pressure equalization valve (MIL-STD-648C) all contribute to its military grade design.