DZ Active Control Ballast System 4 kg DROP- DOWN - 56331 Ballast system consists of 2 pockets, which are slipped on a waist strap and fastened to a backplate. Vertical mount Inside each pocket is an inner pocket with a handle for inserting the weights.
Exactly where you need it Mount weight anywhere you please. Works with any 2" webbing including standard harnesses for sidemount, backmount, and rebreathers.
xDeep Internal Weight Pocket for QR Pockets - Medium
xDeep Internal Weight Pocket for QR Pockets - XL