... SpecificationsWe produce the adjustable dumbbells ,adjustable barbell, dumbbell set, adjustable barbell set,adjustable dumbbell set, barbell .FR1303 Adjustable BarbellDescription1. Combine and switchover conveniently2 ... .W: 56/49KGMOQ: 50Sets1X20FT: 1000sets1X40FT: 2070sets1X40HQ: 2400sets Adjustable dumbbell & Barbell Set