Ave!
Roman Cavalry tri-lobbed strap hanger, c 2nd-3rd Cent
Copper alloy; 43mm/8.4gm
Con/ flat on the back, hanger intact, one lobe missing; dark green patina.
Ref/ None; not found in A&L or B&C
We have found these also described as 'phallic pendents' of Celtic origin, so take your pick!