Aprilia Tuono V4 Factory specific fitting hardware for US-Drypacks. Also fits RSV4 RF & RSV4 RR (but excludes the Tuono RR) and all models must have the pillion seat option. The kit consists of high quality hypalon & nylon webbing loops, that easily fit under the pillion seat using the existing mounting locations. Once fitted, they provide strong hook-on points for any Kriega US-Drypack or US-Drypack Combo. Matching Manufacturer Model Model year Aprilia Tuono V4 Aprilia Tuono Factory Aprilia RSV4 RF Aprilia RSV4 RR