Hybrid Batsuit Shoulderplates

The Hybrid Batsuit Shoulderplates is the Shoulders armour segment of the Dark Specter Batsuit Iconic Battle Suit.

Source
The Hybrid Batsuit Shoulderplates is can be bought from Batgirl in the JLA Watchtower's Tech Wing

Trivia

 * All previews of the Dark Specter Batsuit do not show the Shoulder and Waist pieces of the suit.