Titan Fitness TwistLock Pro Aluminum Barbell Collar Set, 59.5mm-51.5mm Sleeve Diameter, Quick Release Olympic Barbell Clamps, Pair of 2 Magnetic Aluminum Weight Clips with Easy-Grip Knurling

TWISTLOCK PRO BARBELL COLLARS: Keep your plates locked in while you lift — these collars fit snuggly on any Olympic barbell to provide the holding power you need during rigorous workouts. And they keep weight evenly distributed, so you can focus more on your workout and less on your workout equipment.
QUICK TWIST DESIGN: These TwistLock collars have a patented easy-twist design that guarantees transitions between sets are smooth and efficient — a must during high-intensity workouts when every second counts.
BUILT WITH KNURLING: Lightweight but robust, these collars feature an aluminum build with medium volcano knurling for an easy grip — and an anodized black satin finish for added durability!