Before purchasing item please confirm about the basic requirements of the item and their fitting. Later we will not be held responsible.
Anti clock wise rotation speedometer
replica Smiths
Dimension details:
Bezel = 3 1/4 "(85 mm)
Body = 3 1/8 "(80mm)

Thread size for cable = M18 X 1.5 
with mounting bracket and 12 bulbs for illuminaion.

should fit many vintage Triumphs BSA Norton Matchless Bikes
(confirm fitment at your end before buying)