The SFL version of the Hayes Dominion A4 feature the Short Finger Lever, which is simply a shorter lever blade for smaller hands. However, the standard Dominion A4 lever length works perfectly for most average hand sizes. Short Reach Lever (SRL) ergonomically tailored for the smaller hand Four piston brake developed for the rigors of DH and EnduroLow-effort lever input (LoFi) for excellent braking feel and controlQuickBite2 specific pad compounds paired with the Hayes D-series rotors deliver fast, consistent braking performance across all temperature and speed conditions Hayes K2 hose is constructed from woven Kevlar to provide the stiffest hose possible for maximum power transmissionUses DOT 5.1 brake fluid due to its high boiling point and consistencyD-Series rotors, caliper adaptors and bleed kit sold separatelyWe highly recommend using Hayes brake adapters because the oversized calipers can cause compatibility issues with non-Hayes brake adapters.Replacement brake pads can be found here!Get the perfect bleed using the Hayes Pro Bleed Kit TECH SPECS kit right/rear caliper post mount 74mm rotor separate* color black/bronze weight 320g