Qrity Cylinder Security Lock with Keys on Both Side, Double Cylinder Deadlock, Brass + Stainless Steel, with 3 Keys, Door Bolt with Lock for Home, Office

Material: The internal components are made of brass material, which is durable. The exterior parts are made of stainless steel structure, multi-layer coating, corrosion-resistant, and the surface is made by wire drawing process.
The door hole size is 50.8mm(2"). Left open right open doors are applicable. Fit for door thickness is 35-45mm(1.38"-1.77"), lock body center distance can be adjusted to 60mm(2-3/8") or 70mm(2-3/4").
Lock and key: double lock cylinder and 3 keys, internal and external with key to open and close, for use with other spherical door locks for outdoor doors for better security performance.
Applicable: double head lock, both inside and outside with a key to open and close, suitable for home door locks, villa door locks, as well as office or commercial, shops and other areas that need to be strengthened.
Package Content : 1 x Deadbolt Lock, 3 x Keys, Install Accessories.