I have 10 JRI gas shocks built by CSI of Indinapolis. 4 fronts and 6 rears 3 LR's and 3 RR's. They are rebound adjustble 2 LR's have bump rubber cups and 1 set of carbon fibre shock covers. Any questions please call Don @ 515-250-6127 asking 1750.00 plus freight. can send photos if interested SOLD