Bowflex SelectTech 552 Dumbbells w/Stand – Costco Sale! by Rhonda December 17, 2023 Check out the 2023 / 2024 Version: Centr 5-30 lb Dumbbell Weight Set with Rack at Costco! *UPDATE* 3/17/22. The Bowflex SelectTech 552 Dumbbells from Costco can replace up to … 0 FacebookTwitterPinterestEmail