542B-1 Replacement Safety Guard Door for the Burr King 562 Belt Grinder.   The 542B-1 comes with 742H door grommet.

The 542B-1 does not  comes with 742E door hinge.

Looking for the complete assembly?  542-1 Safety Guard Assembly is what you are looking for. 

Just looking for the rest of the guard?  542A 562 Safety Guard is your part.