This new 2-piece torsion bar key adjuster hardware set is listed for Silverado and Suburban models, and the title also references Avala. It includes block nuts with bolts and is offered with free shipping. As a replacement or service part, this type of hardware may suit buyers maintaining suspension-related components or replacing missing adjuster pieces. Review the listing carefully to confirm vehicle fitment and what is included before purchase, especially if you are shopping for a specific model variation. The condition is new, which may be helpful if you want unused hardware for a repair project. Check the listing for full details. 2PCS Torsion Bar Key Adjuster Block Nuts with Bolts for Silverado Suburban Avala. Color: Black, Condition: New, Made in China. Listed at 22.75 USD. High-Quality Materials: Crafted from heavy-duty steel material with a black rust-resistant coating, ensuring durability, strong load-bearing capacity, wear resistance, and corrosion resistance for a longer service life.