【Unused/Genuine】 ✳︎No returns. Please read the description carefully and consider whether it fits your entrance. YKK AP Entrance Door Replacement Cylinder Set (2 identical sets) This is for two sets. This is a replacement cylinder set made by ALPHA for YKK AP entrance doors with Smart Control Key (PRONT). Everything in the photos is included. This is a dedicated product for the Smart Control Key (lower key case front marking: EC-Y7) released on October 25, 2021. ■ Product Details ✳︎Products from October 2021 onwards Manufacturer: ALPHA Compatible Doors: YKK AP Smart Door PRONT (current model) Compatible Door Thickness: 36mm, for PRONT Key Type: Cylinder included with Pocket Key (remote key) type, Pitatto Key (tag key) type, etc. ■ Set Contents Cylinders (top and bottom) x 2 each Owner keys (manual keys) x 2 (unopened) ■ Condition and Notes Please be sure to check the shape, markings, and door thickness of your current cylinder before purchasing to ensure compatibility. Check the "Marking": The cylinder front (door side) has the marking "ALPHA EC -Y7"