Quick view Add to Cart Overhaul Instructions with Parts Breakdown for Magnetic Brake Models R-420M5-1, R-420M20 and R-420M21 Document Part Number: AN 03-5CHD-16 Number of pages: 4Part Number: AN 03-5CHD-16Revision Date: 1-July-1952Description: Manufactured By: AirBorne Accessories MSRP: Was: Now: $15.00