I've noticed this for a while now but the wipers on 4982 look odd like they've been swapped sides or something. Does anyone know what has gone on with them? Here is a comparison of when they were fine last May and here is them looking wierd when I had it on the 309 yesterday:

May 2018:
https://flic.kr/p/JKJFd9

Yesterday:
https://flic.kr/p/RzifwP