First Watch 1120 Single Cylinder Interlocking Deadbolt


First Watch Security 1120 Single Cylinder Interlocking Deadbolt, Polished Brass

  • Single Cylinder Bolt
  • Interlocking deadbolt with double cylinder
  • Locks door to jamb to prevent forced entry
  • 5 pin tumbler
  • Locking cylinder requires a 1-1/4″ hole


Deadbolt with tamper-resistant shutter guard. This lock secures your door to the door jamb in order to prevent forced entry into your home. It includes the single cylinder locking device and the interlocking strike it attaches to, as well as a tamper-resistant shutter guard for extra security. 5-pin tumbler with hardened steel pins. Single cylinder locking unit and strike. Locks door to jamb to prevent forced entry. Requires a 1.25″ hole. 2 keys included.


There are no reviews yet.

Be the first to review “First Watch 1120 Single Cylinder Interlocking Deadbolt”

Order Processing: After your payment is authorized and verified, we will start processing your order and this process can take from 1 to 2 business days, so please be patient with us. If we are unable to process your order due to inaccurate or incomplete payment or incorrect address information, your order processing may be delayed.

Carrier: UPS/FedEx/USPS. Delivery Timescale: More than 90% of orders arrive in 10 business days after despatch.

FREE RETURNS on all orders!
The following conditions must be met:

1. Items must be returned within 30 days after the purchase date.
2. Items must be unworn, undamaged and in original packaging.

First Watch 1120 Single Cylinder Interlocking Deadbolt