Package List 8 x Hinge Sleeve Features -Universal Compatibility: Designed as a universal hinge insert, our hinge knuckle sleeve fits most sofa and armchair headrest structures, making upgrades and replacements efficient and straightforward low friction bushing -Material:alloy -NoiseFree Adjustment: The low friction bushing and smooth pivot sleeve combination ensures a quiet and gentle reclining experience, eliminating disturbing squeaks or resistance in seating hinge inserts headrest hinge bushing -Product Info:Sofa Adjustable Hinges - Load Bearing: The metal hinge insert and dual ear headrest sleeve provide reinforced strength, enabling stable headrest support for daily multiple adjustments without deformation push in hinge sleeve -Consistent Support: By using a double ear adjuster bushing and headrest ratchet sleeve, our product maintains balanced force to minimize isolated wear and deliver uniform headrest support every time recliner parts sleeve -Color:Silver -Comfort: With its adjustable headrest hinge and compact hinge bushing, this couch headrest hinge sleeve offers smooth support and comfort, conforming to the needs of each family member headrest hinge fitting -Size:6.00X3.30X3.30cm/2.36X1.30X1.30in Goods Information headrest joint sleeve Designed for smooth pivot joint bushing performance, this headrest hinge fitting combines a compact hinge bushing with engineering plastic and zinc alloy bushing features.alloy hinge bushing It prevents tilt or unwanted movement even with frequent recliner headrest hinge sleeve adjustments, offering anti-wear bushing capabilities for daily seating scenarios