Is this rimfire cartridge a .52" Sharps & Hankins Rifle or is it a .54" Ballard? Or are they both one and the same?
The case length is 30.01mm
Rim diameter is 16.67mm
Width directly above the rim is 14.42mm
Width below the casemouth is 14.15mm
Overall round length is 43.08mm
Cartridge weight is 576.8gn