Where to get collars for PEP rear shock?

[WKY400EX]

Where is the best place to get the top and bottom collars (where the mounting bolts go through) for a PEP ZPS rear shock? Is there a place online that I can get them cheap, or do I have to get them through through PEP, Works, etc.?

[shock guy]

I can get you those pep parts you are talking about. Call me MCNETT PERFORMANCE 1-814-730-9516.