Its application differs only in that it allows for a filler to be placed between two panels. The added length of the long wedge

Long Wedge Bolt

Its application differs only in that it allows for a filler to be placed between two panels. The added length of the long wedge bolt allows it to pass from one form thru the filler andthru the adjacent from with adequate room to lock the bolt in place by use of a regular wedge bolt.

Long Wedge Bolt