This will let you drop your shock mounting height 1 inch lower then the standard cone block kit. This is used mainly on the 3 link sport mod cages and on the 4 link cages on the right side and on the left front location of the shock block. You can use it on the back of a left rear cage but please look closely that it does not bind up in chassis hike.
Daves tip this would be very easily done using our set up plates to run the chassis though the dynamics