2. 1/4" x 1" Slot x 3/32" Serrations

 2. 1/4" Wide 
 1" Slot 
  3/32" Serrations
  3/4" Bolts, 2.  1/8" Centres.
  6. 1/4" O/A Length.
 
  See picture as one has slight damage to front, shouldn't affect use but sensibly priced due to this.
  £90 if you would like to collect
  Any questions please ask, thanks.