Bases

15" dia., 6 lb. base, accepts U-channel, 2-3/8" round, or 2" square posts (not included); (3) 9/16" holes allow base to be bolted down; for signs up to 18" x 24"

Free-standing or install over existing post; 26" base x 22" height; for signs up to 30" x 30" (filled with ballast); 400 lbs. when filled

Compatible w/ signs ranging from 9"x12" to 24"x24" (excl.diamond-shaped) and 12"x36"; built-in ballast accepts 2.5 gallons of either water or sand, adding an extra 21 lbs. of weight for enhanced stability

will support 5 industry standard sign posts (std. 2-3/8" round, 2 & 3 lb. U-Channel, 2" square or smaller by nesting posts together); no hardware or adapters required for mounting these std. posts, 18" x 18" x 2.3"; made w/ 80% recycled rubber; yellow reflective sheeting on 4 sides

will support 5 industry standard sign posts (std. 2-3/8" round, 2 & 3 lb. U-Channel, 2" square or smaller by nesting posts together); no hardware or adapters required for mounting these std. posts, 18" x 18" x 4.6"; made w/ 80% recycled rubber; yellow reflective sheeting on 4 sides