The top case was installed once, but only for about 5 minutes! The base plate is unused! Purchased last November! GIVI Motorcycle Rear Box Monolock 37L BLADE Series B37NT Unpainted Black Smoke Lens 78038 Top Highlights Color: Smoke Lens (Unpainted Black) Size: 440x495x330mm Brand: GIVI Vehicle Type: Motorcycle Item Dimensions: 49.7 length x 32 width x 43 height cm Item Weight: 10.67 pounds [Usage] Motorcycle Rear Top Case [Specifications 1] GIVI Monolock Case [Specifications 2] Capacity: 37L, Maximum Load Capacity: 3.0kg [Specifications 3] Size (External): Depth 440x Width 495x Height 330mm, Total Weight (including base plate): 3.7kg [Product Contents] Main unit, universal base plate MP60N