Nora 4 Inch Iolite High Lumen Round Trimless Adjustable Trim 1500/2000/2500Lm 3500K Black (NIO-4RTLA35XBB/HL) Tier6 3M 3M-33176 Scotch-Brite Radial Bristle

3M 3M-33176 Scotch-Brite Radial Bristle Brush Replacement Disc T-S 80 Refill 8 Inch (7100138340)

Nora 4 Inch Iolite Round Deep Cone Reflector Adjustable Trim 1000Lm 2700K Matte Powder White (NIO-4RD27XMPW/10)

Edwards Signaling Edwards 107 Series Strobe Designed For Installation Inch Division 2 Environments Pendant Mount (107DV2PSTR-R5)

These connectors are robust

Edwards Signaling Tone Selectable Signaling Device 55 High-Decibel Field-Selectable Tones 120V Input Card 120-240VAC 125-250VDC Operating Voltage (5530M-120Y6)

Nora 4 Inch Iolite High Lumen Round Trimless Adjustable Trim 1500/2000/2500Lm 3500K Black (NIO-4RTLA35XBB/HL) Tier6 3M 3M-33176 Scotch-Brite Radial BristleNora 4 Inch Iolite High Lumen Round Trimless Adjustable Trim 1500 2000 2500Lm 3500K Black (NIO 4RTLA35XBB HL)