The Affinity P bass has some odd dimensions and right near the jack, the routed trench is really wide and I've not found a PG replacement to fit one yet.
THIS may be the right one -

it certainly looks fat enough in that problem area to cover everything well:::
http://cgi.ebay.com/FAUX-TORTOISE-PI...item4cf28559d6
This might be an enlarged pix - maybe if it loads anyway:::
http://cgi.ebay.com/ws/eBayISAPI.dll...m=330486340054