2 - Piece Set: FIELDOOR Dumbbell, 22 lbs (10 kg) x 2 (44.1 lbs, 20 kg) / 44.1 lbs (20 kg) x 2 (88.2 lbs, 40 kg), Polyethylene, Standard Shaft Diameter 1.1 inches (28 mm), Can be Connected via Joint Staff

2 - Piece Set: FIELDOOR Dumbbell, 22 lbs (10 kg) x 2 (44.1 lbs, 20 kg) / 44.1 lbs (20 kg) x 2 (88.2 lbs, 40 kg), Polyethylene, Standard Shaft Diameter 1.1 inches (28 mm), Can be Connected via Joint Staffをレビュー評価しているYouTuber