We have two center caps that will work with a Lionshead Liger 15" rims. I have listed them below:
Lionshead Trailer Wheel Center Cap w/ Snap-In Plug - 4.25" Pilot - Stainless Steel item # LHCS108-SI60C
Replacement Center Cap for 15" or 16" Aluminum Viking Series Wheels - Gloss Black item # CXF104B view full answer...