Metal Blank Rack Mount Panel Spacer 1U 2U 3U 4U Vented for 19" Server Cabinet

3 pack 2U Vented Blank Rack Mount Panel Spacer for 19" Server Cabinet w screws

2PCS 2U Blank Rack Mount Panel Spacer with Venting for 19'' Server Rack Enclosur

2U Blank Rack Mount Panel Spacer Vented for 19" Server Network Rack Cabinet

1U-4U Vented Unvented Blank Rack Mount Panel Spacer 19" Network Server Cabinet

Metal Blank Rack Mount Panel Spacer 1U 2U 3U Vented for 19" Server Cabinet

1U-4U Vented/Unvented Blank Rack Mount Panel Spacer 19"Network Server Cabinet