Exit edge is for office desk etc to let the plug under the cover. We have the brush to cover it and protect it from dust.
We have two height for this kind of parts. One is H16mm; Another is H28mm; The width and length can be defined by customer. Standard size is for hole is 80X80; 100X100; 140X100; 220X80; 220X100; 300X100; 300X80; 430X80; 430X100; 480X100 etc.
We use anodized alloy profile to make it. Also powder painting color is also available. Other color we have volome define.