Manhole collar davit base fits 30 in. to 32 in. (76.2 to 81.2 cm) diameter opening.
| Region | Title | Name | Contact Number |
|---|---|---|---|
| Hong Kong | 3M Personal Protective Equipment & Fall Protection Marketing Manager | Alice Leung | Tel: 3008 0321 Email: akleung@mmm.com |
| Hong Kong | 3M Personal Protective Equipment & Fall Protection Account Manager | Ivan Lau | Tel: 3008 0321 Email: ilau@mmm.com |