Gold's Gym 40lb Adjustable Dumbbell, Set of 2 Type Hand Weights Condition New Material Cast Iron Manufacturer Part Number RSWB-GG040T-2 Color Black Model RSWB-GG040T-2 Fitness Goal Build Muscle, Tighten &amp; Tone Brand Gold&#39;s Gym Features Adjustable Assembled Product Dimensions (L x W x H) 13.98 x 12.40 x 6.20 Inches