Quik Lok Z-727 Fully Adjustable Add-On Second Tier Fully Adjustable Add-On Second Tier Tilt, height, depth and width adjustable second tier add-on for WS-550 stand (requires WS-562 accessory bar) Note: can only be used together with the Z-714, Z-729 or Z-730 options on the Z-716L stand <a href="https://www.amazon.com/b?node=14770868011"> International products </a> have <a href="https://www.amazon.com/gp/help/customer/display.html/ref=nav_cs_help?ie=UTF8&nodeId=202045290"> separate terms, </a> are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions. Manufacturer warranty may not apply <a href="https://www.amazon.com/b?node=14770868011">Learn more</a> about Amazon Global Store.