Mitsubishi RA60H1317M1M1A 60 Watt RF MosFET amplifier module for 12.5 vdc mobile Radios that operate in the 136 to 174MHz bands.   The RA60H1317M1 modules have a metal shield  for lower spurious radiation, and a flat rear mounting flange, and can be used as a replacement for the RA60H1317M plastic package.  These modules are suitable for both non linear FM and Linear SSB type modes by adjusting the bias voltage. 

Module Size: 67mm L x 19.4mm W x 9.9mm H

For further information please see the Mitsubishi RA60H1317M1A Data sheet

PLEASE NOTE: THESE ARE GENUINE MITSUBISHI MANUFACTURED IN JAPAN