
Premium
The Rolltrak high security cylinder lock is a 50mm chrome alloy cylinder with a 4-pin double mechanism, supplied with three C4 keys for residential doors.
A practical replacement cylinder for residential doors needing a chrome-finished, keyed lock with spare keys included.
Rolltrak 50mm Chrome High Security Cylinder Lock is a durable locking solution designed for enhanced security in residential and commercial applications.
The Rolltrak 50mm Chrome High Security Cylinder Lock is engineered for reliable performance and security. Constructed from chrome plated alloy, this lock features a double-sided key entry system, making it suitable for various door and window systems. It includes three C4 keys and is designed with a 4 pin double-sided mechanism, ensuring robust protection against unauthorized access. Rolltrak Spares offers a comprehensive range of accessories and parts, allowing for easy replacement and maintenance, ultimately saving costs for users.
| Dimensions (W x H x D) | 17mm x 33mm x 50mm |
| Weight | 0.144kg |
| Material | Chrome alloy |
| Colour | Chrome |
| Model Number | R8158 |
| Volume/Size | 50mm |
The Rolltrak 50mm Chrome High Security Cylinder Lock is designed for both interior and exterior use.
It includes three C4 keys.
It is a 4-pin double cylinder lock in 50mm.
Yes, it is suitable for both interior and exterior residential doors.
Really pleased with this
Honestly one of the easiest online purchases I have made. Ordered in the evening and had a tracking number by morning. Delivered to Canberra in 3 business days. Product is well made and does exactly what we needed. My partner is happy with it too. Highly recommend.
Highly recommend
Really impressed with the Rolltrak 50mm — it looks and feels more premium than the price suggests. Delivery was quick and packaging kept everything safe. No issues at all.
Great quality
Good quality and arrived ahead of schedule. Very happy.
Brilliant Aussie deal
Been buying Rolltrak gear for years and this is one of their better ones. The Rolltrak 50mm quality is excellent — everything was included and setup took under 10 minutes. Had it at the door in Brisbane within 2 days. My son immediately claimed it for himself so I had to order another. 10 out of 10.
No complaints at all
Exactly as described. Quick shipping. Would buy again.
Works perfectly out of the box
Was exactly what I needed for the price I paid. Arrived well packaged and was easy to set up straight away. Already recommended it to a friend who is also thinking of getting one.

