XCalibur Locking Collars

10,000 Drop Tests Later: The Ultimate Olympic Collar

• Patent-pending self-locking cam-lock mechanism for instant, bombproof lockdown
• Aircraft-grade aluminum construction with reinforced nylon components
• Drop-tested over 10,000 times for proven durability
• Creates uniform pressure across entire sleeve to eliminate plate migration
• Diamond-knurled exterior matches barbell grip pattern for secure handling
• Integrated neodymium magnets for convenient storage on racks, plates, or steel surfaces
• Maintains confident grip even with chalked hands
• Available in Stealth Black, Raw Silver, and Competition Blue
• Compatible with all Olympic bars, specialty bars, and Smith machines
• Engineered to withstand daily abuse while maintaining precise tolerances
• Zero slip, spin, or constant adjustment required