





🔐 Lock in safety, unlock your peace of mind.
The Sterling Int Ext TS007 BS1 1 Star Thumbturn Door Cylinder is a police-approved, high-security lock cylinder featuring anti-pick, anti-drill, anti-bump, and anti-snap technology. With a total length of 80mm (40mm internal and 40mm external), it fits a wide range of door types and comes in a stylish satin nickel finish. This lock includes 3 keys and a fitting screw, ensuring a secure and easy installation.







| Manufacturer | Sterling |
| Part Number | BS1 ETN4040 |
| Product Dimensions | 8 x 1.5 x 2 cm; 310 g |
| Item model number | 40mm Int 40mm Ext |
| Size | Internal 40mm External 40mm (80mm Total) |
| Colour | Satin Nickel |
| Style | Internal 40mm External 40mm (80mm Total) |
| Finish | Satin |
| Material | Nickel |
| Shape | Star |
| Item Package Quantity | 1 |
| Number of Pieces | 1 |
| Special Features | Key Unlock |
| Included Components | Lock Cylinder, 3 Keys, Fitting Screw |
| Batteries Required? | No |
| Item Weight | 310 g |
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