Thank you for choosing Aerospace-Aviation360 for Part Number RFS4020 by Embraer for model Embraer EMB120 which is described as Pressure Plate . This is an ASAP Semiconductor owned and operated website. We are a leading supplier of aircraft Commuter Brake parts like RFS4020. You have 24/7 x 365 access to our diverse product database with the fastest lead times in the industry.