Allstar Performance - Jack Bolt Collar 1-1/8in-12

The Allstar Performance Jack Bolt Collar 1-1/8in-12 is an essential component for adjusting and securing your vehicle’s suspension system. Measuring 1-3/8 inches tall with a 1-5/8 inch outer diameter, this robust steel collar ensures optimal thread engagement with its 1-1/8-12 fine thread pattern. Its natural finish provides durability and resistance to wear and tear. Ideal for weight jack bolt kits, it’s designed for superior performance and reliability under race conditions.