Surface-mount back boxes shall accept NEMA compliant flush-mount plates. Both side and rear cable entry must be provided with rear cable knockout sized to facilitate cable bend-radius. Back boxes shall have removable base and accommodate two sizes of raceway on sides, top, and bottom. Matching shallow and deep versions shall be available. Colors and configurations to be specified per schedule on plan. Back boxes shall be constructed of high-impact, fire-retardant plastic rated UL 94V-0, and be UL Listed and compliant with ANSI/TIA- 568-C.0 specifications.