feierdun ds2 adjustable dumbbells, 20/30/40/45/70/90lbs free weight set with connector, 5 in1 dumbbells set used as barbell, kettlebells, push up stand, weight plate, fitness exercises for home gym suitable men/women a.20lb(10lb pair) is up for auction in Sports & Outdoors. The current bid is $18.00, 64% below the $49.98 MSRP, in Good Condition. This auction has ended — similar items appear in live auctions regularly.