Staun / coyote enterprises inner bead locks for 15" or 16" wheel. 

Part# CEB16710

Used for 5000 miles until we changed wheel size to 17".

This is a set of (4) bead locks. Paid around $750 for whole set.

In great shape with only normal wear to be expected. 

the flexible air channels need to be replaced as they were damaged in removal.

New air channels are $20 per wheel.