Originally Posted by Sparrowhawkdesign
I finally found some isolators that were robust enough and designed so that even if the rubber was to somehow fail during use, they couldn't come completely apart. They are now on our M72's. I'm not sure about fitting them to earlier models as the floor construction has been changed to give more strength for this upgrade. Actually it was probably ok before but I didn't want any issues with the floor flexing.
I have some isolators I was thinking about installing myself--only 5/8" tall--but I had not considered the floor flexing issue. Hmmmm . . . I'm gonna have to cogitate on that one some more. Or simply tell SWMBO to sit down and shut up