Item 3640738 has must read information.
: This part is No Longer Available from JLG
: See Note 5 

RAIL, WELDMENT-LOWER SIDE

$644.60
:

:
3640738

:
: 91.9  : 24  : 1.5  : 17.7

:
EA
:
:
RAIL, WELDMENT-LOWER SIDE - 3640738