Date: 12/31/1969 Views: 2415
Date: 05/29/2009 Views: 2625
Date: 06/14/2008 Views: 2925
Date: 08/23/2023 Views: 93099
The manual doesn't say anything about shims or adjusting the length of the bolts, but they appear to bottom out in the holes before they seat the mount. Will have to contact Airmaster for instructions.