New, unused Dive Harness / Buoyancy Cell from Aqua Lung, The Apeks WTX4, Model 388345. 45 lb. Buoyancy. 20 liters, 200 Newtons. Take note of the end of the air hose, it does not come with mouth piece or plates.
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Used Apeks D-30 single cylinder wing with Tecline stainless steel backplate and one piece harness. Used around 20 times but in excellent condition. Not used since 2019 but always cleaned in fresh water after use. Includes weight pockets on the harness to add weight directly to the tank removing the need to wear a weight belt.
eBay