These 90 degree corner guards fit snug around corners to protect machinery, buildings and offices. Corner guards are made with heavy duty welded steel for years of durability. Scratch resistant yellow powder coat finish with black 3"W safety stripes for high visibility. Triple elbow guards are constructed of 4" schedule 10 steel pipe with 4-1/2" outer diameter. Welded Base plates measure 8" x 8" with 7/8" x 1-1/4" slotted bolt holes that allow floor anchoring.