This is a pair set of wiper arms for the 1966-67 USA built Full Size Chevy.
This is the pair of ARMS.. not the blade holders.
*** FOR USA MADE cars... as in the one pictured... sweep from the LHS to the RHS..
The Australian / NZ built cars from Holden..from 1958 sweep outward from the CENTER.. LH & RH..
.....
This is for a LHD US car as shown.