The 318L leather solo bag is specifically designed to fit on 2018 Harley Davidson Softails. It has been redesigned with the holes on the back to fit the new swing arm position on the new Softail bikes. It is made to attach to the swing arm or the sideways V that comes off of the axle nut with provided leather belts. It comes with quick release buckles. The 318L leather solo bag is customizable. It is designed for the left side of motorcycles unless there is a left side mounted license plate that comes from the axle forward. It may also work on the right side if the pipes don't extend into the wheel well. 14 | 7" x 11 ½" x 3" (H" x L" x D") Please check the fitment guide before ordering.