Knape & Vogt 82WH 28 Wall Standards, WhiteKnape & Vogt 82WH 28 Wall Standards, White Features:; Heavy-gauge, all-steel construction provides strong support; High-grade epoxy finish is resistant to chipping and scratching; Smooth, round corners make a softer, less intrusive appearance; Unique, recessed groove design provides a streamlined surface where bracket 182 (2160-4004), (2160-4012), (2160-4020), (2160-4038), (2160-4046), and (2160-4053) meets standard; Unique cover strips 82DP CSTRP, conceal screw holes and slots for a more refined appearance; White; 82WH16.5: 16-1/2"; 82WH 28: 28"; 82WH39: 39"; 82WH 48: 48"