This bag is designed to work with the squared version ABR bag rider bag for all ELR shooters. It comes with .830 spacing between the square ears. . This bag is 2 3/4" tall from the table to the bottom of the ears and 9 1/2" Long X 5" wide . This bag is a very stable bag do to the size which allows a place to rest your hand for easy use of the dial on your ABR.