We no longer ship shelves larger than 15" by UPS, USPS, or FedEx, due to breakage. Smaller shelf and post orders are subject to packing a fee of 10%($10.00 minimum). posts 1/2" Tall 1-1/2" Square Post 1-2post112$1.75 1/2" Tall 1" Square Post 1-2post1$1.75 1" Tall 1-1/2" Square Post 1post112$3.00 1" Tall 1" Square Post 1post1$2.10 2" Tall 1-1/2" Square Post 2post112$3.15 2" Tall 1" Square Post 2post1$2.35 3" Tall 1-1/2" Square Post 3post112$3.50 3" Tall 1" Square Post 3post1$2.80 4" Tall 1-1/2" Square Post 4post112$3.75 4" Tall 1" Square Post 4post1$3.00 5" Tall 1-1/2" Square Post 5post112$4.25 5" Tall 1" Square Post 5post1$3.30 6" Tall 1-1/2" Square Post 6post112$4.75 6" Tall 1" Square Post 6post1$3.75 7" Tall 1-1/2" Square Post 7post112$5.50 8" Tall 1-1/2" Square Post 8post112$5.75 9" Tall 1-1/2" Square Post 9post112$6.40 10" Tall 1-1/2" Square Post 10post112$7.00 12" Tall 1-1/2" Square Post 12post112$8.30