The MX30 Adjustable Dumbbell System by MX Select The MX30 Rapid Change Dumbbell System features our unique MX Select patented rack & pinion selection system: compact size, balanced feel and totally secure. With the MX30 Dumbbell cradled you select the weight from 7.5-30 lbs (3.4-13.9 kg) at the turn of a dial. The selected weight level is locked into place as soon as the selector dial is pushed home. The MX Select antimicrobial contoured handle offers surface protection against bacteria, mould & mildew, and other hazardous microbes. One pair of MX30 Dumbbells replaces a 10-pair dumbbell set, taking up only one-tenth of the space. Safe, convenient, accurate and space-efficient, the MX30 Rapid Change Dumbbell System is a perfect addition to any home workout area. The optional MX Dumbbell Stand elevates the Dumbbells to provide the sleek look of a professional training studio. There is also an optional MX Select Adjustable Training Bench to further enhance your training space. MX30 KEY FEATURES Weight Range: 7.5-30 lbs in 2.5 lb increment Dumbbell Grip: Antimicrobial Contoured Grips Weight Plates: Steel Coated in Polyanide Nylon Handset Mechanism: Steel and ABS Weight Rack & Cradle: Powder Coated Steel RESOURCES MX Select MX30 Dumbbell System Data Sheet MX30 TECH SPECS Dumbbell Body: Steel Dumbbell Length & Minimum Weight: 9.58"- MIN 7.5 lbs Dumbbell Length & Maximum Weight: 15.94"- MAX 30 lbs Handle Dimensions: Grip Length: 5.31", Grip Diameter: 1.29" Footprint – Dumbbell & Rack: 18.74"L x 22"W x 30.68"H Total Weight – Dumbbell & Rack: 68 lbs