Square Spindle Thick Door Extension Kit for Mechanical Keyless Entry Locks

COMPATIBLE EXTENSION KIT: This door extension kit is only compatible with JOUNJIP Square Spindle locks. Spindles are 5/16 inch square - *Not compatible for use with JOUNJIP Flat Spindle locksets | DESIGNED FOR THICK CUSTOM GATES AND DOORS: This thick door extension kit provides the ability to adapt existing structures to accommodate thicker doors and gates 2 3/8 inch up to 4 inches thick | DESIGNED FOR THE PROS: High-Quality materials made for professionals - Contractors, Locksmiths, Custom Gate builders - Installation Difficulty: Medium to High | SQUARE SPINDLE EXTENSION KIT: Includes (1) 115mm Spindle (1) 140mm Spindle, (2) 90mm M5 Screws, (2) 100mm M5 Screws (4) M5-M5 Screw Extension Posts - *cutting may be required - double check all dimensions | JOUNJIP'S EXCEPTIONAL CUSTOMER SERVICE- If there is ever a need, we are just a phone call or text away. Thank you for giving us the opportunity to serve you. Your satisfaction is our priority!