It's a 7
You need a 7mm Allen key.
You need a 3/8 Allen Wrench
It is not Allen . It is a 14 mm open wrench
I think that is a 14 mm open wrench, not Allen.
Metric Allen wrench.
Most likely for this type of van is a 3/8 Allen wrench.
A 3/8 Allen key.
It would be a 14 or 17 mm wrench, not Allen key. Hardly any Asian cars use Allen keys.
A 7mm Allen key.
use an Allen wrench not a socket or open or box wrench.
I believe that is 3/8 Allen
I believe that will be a 7mm Allen key.