Trailer Damper U-Bolt Heavy-Duty General Anti-Rattle Stabilizer Hitch Tightener Lock Down Tow Clamp Trailer Couplings Accessorie Features: Compatible with a variety of tow/carry vehicles Durable material - Designed by Carbon Steel tightener plate, High-strength Stainless Steel nuts, washers and U-bolt, Rust-free. Quick and easy to install and keep the cargo carrier Wiggle-Free on long drive. Simply slip the U-bolt over the receiver, then slide the tightener plate into the bolt, and last tighten into place. Specifications: Product name: Hitch Tightener Anti-Rattle Stabilizer Model: 876486 Color: black/white Material: steel Size: 11cmx8cm/4.3''x3.12'' Package Included: 1 x Tightener Plate 1 x U-bolt 2 x Lock Washers 2 x Flat Washers 2 x Nuts Note: The color of the item may vary slightly due to photography and different PC monitor. The size might be slightly errored due to manual measurement. Your kindly understanding would be appreciated Size: Detail: