The Willenhall M5 5 lever mortice sashlock has 57mm centres and is supplied with 2 keys. The lock is reversible.
| Brand | Willenhall Locks |
| Stockcode | 4839 |
| Backset | 57mm |
| Barcode | 5055120613345 |
| Case Finish | Blue |
| Case Height | 108mm |
| Case Depth | 75mm |
| Centres | 56mm |
| Finish | Polished Brass |
| Forend Length | 152mm |
| Forend Width | 25mm |
| Handed | Reversible |
| Keyed | Keyed To Differ |
| Keys Supplied | 2 |
| Mechanism | 5 Lever |
| Pack Quantity | 1 |
| Packaging | Boxed |
| Manufacturer Reference | AS M5 |
