Railings AZEK Railings Products > Railings > AZEK Railings Timbertech Black Post Skirt 5.5″ Timbertech Black Post Skirt quantity Add to Quote SKU: ARBPOST55PS Category: AZEK Railings Related products Timbertech Universal Rail Pack 6′; White Add to Quote Timbertech White Island Cap Add to Quote Timbertech White Post Sleeve Add to Quote Azek 8’X 36″ White Premier Rail Kit. Add to Quote