Motorcycle Rear Tail Top Box Trunk Bracket Base Plate Mount Durable and resistant to rust. This metal plate attaches to the underside of the base. Helps strengthen the bottom of the tour pack and increases its service life. Provides enhanced secure installation support on mounting luggage racks. Easy installation: Mount directly to the bottom of the luggage rack using pre-drilled holes that align with the tour pack holes. Item name: Universal Luggage Box Case Trunk Tail Box Quick Release Base No instructions included; easy to reinstall in original position. Specifications: Material: PP Size: Approx. 18.5 x 17.5 cm / 7.28 x 6.88 inches Size: Approx. 23.5 x 25.5 cm / 9.25 x 10.03 inches Color: Black Notes: 1. Please allow 1-2 cm errors due to manual measurement. Ensure you are comfortable with this before ordering. 2. Due to differences between monitor displays, the image may not reflect the actual color of the item. Thank you for your understanding. Package includes: 1 Set Tail Box Fixing Plate