The Renzetti Jaw O-Rings are replacement components designed for use with Traveler and Presentation 2000 & 4000 vises. Sold in packs of five, these O-rings help maintain smooth jaw operation, proper tension, and secure hook holding. Made from durable, high-quality materials, they resist wear and corrosion, ensuring long-lasting performance. Ideal for routine maintenance or minor repairs, these O-rings help keep your vise functioning reliably and maintain precision during fly tying.