Master Cylinder: LoFI (Low input/ High fidelity) Speaks to the overall system feel. Master cylinder dead stroke tech / cam profile / feelTwo Stroke Caliper: Speaks to the overall system feel. Master cylinder dead stroke tech / cam profile / feelKingPin: Structural caliper pad pinCrosshair Caliper Alignment System: Dramatically simplifies caliper installment and alignmentPad Material: T106 Semi-Metallic (Included), T100 Sintered Metallic (Included)Reach Adjust: Tool FreeLever Pivot: Sealed Cartridge BearingsFluid: Hayes DOT 5.1