The subsea gear operators will operate a range of ball valves at depths of up to 190m approximately 150km from the Shetland Islands. In order to meet the strict demands of the contract, Rotork Gears designed, manufactured, and pressure tested all 22 units within a ten-week timescale. Designated Subsea Worm, the gear operators embody specialized design features to withstand the harsh challenges of the operating environment. These include pressure compensation, high integrity sealing, super duplex input shafts and seal housings, and high-visibility indication, together with direct and remote ROV-docking facilities.