Breakneck Battery is an artillery battery in the British Overseas Territory of Gibraltar. It is located on Ministry of Defence property at the Upper Rock Nature Reserve, north of Lord Airey's Battery.
Breakneck Battery's 9.2-inch Mark X coastal gun in 2013
Breakneck Battery, with a 9.2-inch Mark X coastal gun on a Mark V mounting, 4 January 1942
The BL 9.2-inch Mk IX and Mk X guns were British breech loading 9.2-inch guns of 46.7 calibre, in service from 1899 to the 1950s as naval and coast defence guns. They had possibly the longest, most va
Mk IX & X barrel design
Breech view of a Mk X gun in 1946
Forward gun on HMS Cressy