Experience worry-free door control with our stainless steel indicator bolt lock. The smooth, rust-resistant finish ensures durability and longevity. The vacuum/engaged indicator lights up green or red, making it simple to see if someone is inside. Bolt-through fixing ensures secure and reliable operation.
  Perfect for high-traffic areas and public spaces, this lock is designed to prevent accidents caused by accidental door closures. With its high sensitivity and smooth operation, you can easily keep your doors securely locked.