Peaks® Preferred key control system is the foundation for any secure access control system with strong utility patents on the key and cylinder as well as contractual agreements for the controlled issue of key blanks, unauthorized manufacture and duplication of keys is prohibited. In addition, Peaks® is an easy system to implement as the cylinders retrofit to all major brands of hardware

Installation and repairs on all type of locks and doors. 

contact us

Contact us for a free estimate.

Located in Ridgewood Queens, we also cover Glendlale, Middle Village, Sunnyside, Woodside, Bushwick and Williamsburg.

Areas We Cover

​© Copyright 2017 Major Lock & Glass. Proudly created with