Medeco - 110A1911 - Bolt Assembly Only - 2-3/8" - 05 - Bright Brass Yanhua there is a long beep

there is a long beep 4-5 sound (4 sounds mean the system is IV K system

CCL-K436 Set-your-own 4-digit combination for convenience and security

See Video Below on How to Re-key #06 Key Controlled Cylinders

Type3 2-button 434Mhz

This lock always need a key to unlock the lock on either side

Medeco - 110A1911 - Bolt Assembly Only - 2-3/8" - 05 - Bright Brass Yanhua there is a long beep11 0A1911 05 Specifications: Original Medeco Bolt Assembly 2 3 8" Backset Bright Brass Finish 05 Return Policy: We do not accept returns on unsealed products. In order to return a defective item a support ticket is needed. To receive a ticket, please contact Medeco directly at 800 839 3157 or visit their support page here. Once you have the ticket contact UHS Hardware for the return.