Lockwood 4574 Extended Backset Primary Mortice Latch Satin Chrome
- Suits 32 - 50mm timber doors
- 89mm Backset (60mm & 127mm Available)
- 15mm latch projection - stainless steel
- Suits 3mm - 5mm door clearance
- Fire rated (4Hrs) - Latching functions only
- S3 Security & D3 Durability Rating (AS4145.2-1993)
- Plain latch only - operated by levers (for lockable Primary use 4572)
- 25 year manufacturer's warranty
 
| Anti Lockout | No | 
| Backset | 89mm | 
| Case Material | Zinc | 
| Finish | Satin Chrome | 
| Fire Tested. Check with Manufacturer for Further Details. | Yes | 
| SCEC Rated | No | 
| Warranty | 25 Years |