The center cap you'll want to use with the Aluminum Liger Trailer Wheel # LH49FR is the Lionshead Trailer Wheel Center Cap # LHCS108-SI60C. This is a stainless steel cap with a snap-in plug to make it easier for you to add grease to an EZ-Lube spindle.
Attached are some review videos for you to check out. view full answer...