BSA B25 B50 OIL FILTER TRIUMPH T140 TR25 OIF 99-1179, 19-4589, 19-4590, FB994/1

This is a brand oil filter with o-ring.

Fits: BSA B25, B50 from 1971 and up.
Triumph single T25 from 1971 and up.
Triumph Triumph TR7, T140 with upgraded sump plate designed to fit this filter element.