Our Cortex Strength SPARTAN205 (Hard Chrome) Olympic Barbell is designed for all types of olympic lifting with a rating of 700lb (317kg). Comes with precise knurl gripping, a standard 2.87cm grip diameter and 4x Needle Bearings per sleeve (total of 8) for great spin and easier to stabilise during lifts. The black powdercoating provides a sleek and aggressive look to your gym, home gym or studio. Our Cortex Strength SPARTAN100 Black Oxide Olympic Barbell is designed for all types of olympic lifting with a rating of 700lb (317kg). Comes with precise knurl gripping, a standard 2.87cm grip diameter and 2x Needle Bearings per sleeve (total of 4) for great spin and easier to stabilise during lifts. The durable black oxide finish provides a strong and reliable look to your gym, home gym or studio. FEATURES Precise Knurl Gripping 2.87cm Grip Diameter 50mm Sleeve Diameter Cortex Chrome Olympic Barbell: 4 Needle Bearings (2 per sleeve) 20kg in Weight 7ft (213.36cm) in Length Black Oxide Finish Maximum Weight Rating at 700lb (317kg)