Post Base Cover Ideas . Add to wish list add to compare. Watch the video to know more. 12 DIY Backyard Ideas for Patios, Porches and Decks • The Budget from www.pinterest.com Snap on aluminum cap to replace standard cap. A flier providing product information about the new outdoor accents ® post base decorative wrap that adds a finishing style to compatible post bases, including mpbz, cbsq, abuz, abwz and abaz. This adds a fun spin to your plain post and will be too irresistible for your audience to scroll past.