Based on Heyco Product's line of standard dome plugs, the Custom Keyhole Dome Plug from Axcell, a division of Heyco, is ideal for electrical or mechanical equipment where chassis holes need to be plugged for safety and aesthetics. Constructed from durable polyamide 6/6 nylon, the plug is easy to install and locks into place with fingertip pressure to form a seal that can withstand up to 35 pounds of pushback force. A choice of hole plugs and keyhole sizes are available with a selection of matching colors and finishes for maximum versatility.