These Genuine Lock-Jaw One Collars feature a solid injection molded nylon frame and thick molded pressure pads, making it the most durable standard collar available. The single action cam lock securely clamps the collar once positioned on the bar sleeve. The large actuation lever is easy to use with small hands. Rubber compression pads prolong the life of chrome bar coatings.
Lock-Jaw Barbell Collars will withstand the toughest home, gym, or group-exercise environment. Innovative design, superior durability, and exceptional performance make the Lock-Jaw One Collar an excellent choice for any Standard style bar. This means they will fit both smooth shaft and screwlock / spinlock barbells up to 27mm.