- Features
| 4 in square to round 1-1/2 in raised device rings are used to mount light fixtures in walls and ceilings |
| They convert a square box to a round ceiling or wall opening with 8-32 threaded mounting tabs 2.75 in cu-cm |
| The angled slots on the covers compensate for up to 12 deg of box misalignment on upright framing members |