If your Bow looks like this, then this mount will fit
You will need to measure your plate from top to bottom for correct fit. (SEE BELOW)
Single and Dual Stack Bow mounts: Gimbal Savers are suggested to be used with these mounts due to the angle of the Plates.
Gimbal Savers can be purchased here: Gimbal Saver
You will have to purchase a riser in order to fit on a RANGER 619/620 if you plan to mount a HDS-12 Gen2/3, Carbon/HDS-12 Live, HDS-16 Gen2/3, Carbon/HDS-16 Live, Garmin 7612 and Garmin 7616.
The Ranger 621 will only need the riser for the HDS-16 Gen2/3, Carbon/HDS-16 Live.
Use this link to purchase a riser.