The Lock-Jaw Barbell Weightlifting Collars are designed for use with 2" 50mm bars, specifically the OL2-BLK model. These collars are yellow in color and are suitable for both men and women. They are perfect for gym training and strength conditioning, providing a secure grip on the barbell to prevent it from slipping during lifts. Made by Lock-Jaw, these collars are a reliable and high-quality accessory for any weightlifting routine.
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