• Secure barbell weights, keeping the weight plates from sliding off, lend greater stability and balance to your weights, improving lifting performance
• Quick release locking mechanism, negligible amount of weight (only 0.3 kg / 0.67 lbs), 50 mm / 2 in. hole diameter for Olympic barbell
• Perfect for weightlifting powerlifting bodybuilding squats deadlifts bench presses
• Made of high-strength nylon and non-slip rubber, easy to take on and off, durable
• Impressive 5 year warranty. If it breaks, we give you a replacement