Contoured - Sissy Bar Backrest for 06+ Suzuki Boulevard M109 M109R VZR1800 Intruder M1800R Fits: 2006-up Suzuki Boulevard M109/M109R/VZR1800/M1800R models Distance between mounting holes: 185mm. Please check before ordering. Distances measured from center of holes. Mounting hardware included. Standard 13" tall sissy bar.