Wrists don't belong to the set.
only head, chest, hands, legs and feet
i also thought the combat tech is for a merc DD cause of the stats.
but the boni for the Eliminator's Gear are:
[2] Increases the critical chance of Power Shot and Tracer Missile [...] by 15 %
[4] Reduces the cost of Rail Shot by 8 [...]
hope this helps