EXT Ferro Arma MX Set - Combo Discount 5% OFFArma MX CORE FEATURES 4 way adjustable: LSC HSC LSR HBC (Hydraulic Bottom Out Control) High flow 29 mm main piston 24 mm valve piston 14 mm shaft (50% larger than most other coils on market to help deal with large side loading events) Engineered rebound circuit to separate bump and rebound oil flow Ultra low friction coating User adjustable HBC technology Very low reservoir pressure for maximum sensitivity and low cavitation(55 PSI) Full custom