Part # for Speed Pro roller lifter's???

[broke1]

Anyone know?I see quite a few guys using them and im ready to bvuy a set.TIA

 

[Blown&Injected]

The Federal Mogul Performance Parts roller lifters is HT-5000RA

I have read that all roller lifters for our motors are the same, but then also read that, Comp Cams I think, has a different lifter for higher rpm's ???