Standard Sizing, this is a great barbell that features brushless bearings for Olympic Lifting movements and with cerakote (polymer-ceramic) coating which helps resist rusting in the tropical environment of Hawaii. Weight: 20KG (45lbs.)/ 15KG (35lbs) Diameter: 28 MM/ 25MM Knurl: Multi Center Knurl: No Knurl Marks: Dual Material: Alloy steel Shaft Coating: Cerakote Loadable Sleeve Length: 16.40"/ 13" Sleeve Coating: Black QPQ Bushing/Bearing: 8 needle bearings with brass bushings Tensile Strength: 190,000 PSI DIMENSIONS AND PACKAGE WEIGHT Blue 45lb Dimensions: 22.4*9cm Package Weight: 20kg Military Green 35lb Dimensions: 224*9cm Package Weight: 15kg Military Green 45lb Dimensions: 224*9cm Package Weight: 20kg Red 35lb Dimensions: 224*9cm Package Weight: 15kg Red 45lb Dimensions: 224*9cm Package Weight: 20kg Orange 35lb Dimensions: 224*9cm Package Weight: 15kg Orange 45lb Dimensions: 224*9cm Package Weight: 20kg Pink 35lb Dimensions: 224*9cm Package Weight: 15kg