Lancaster Antiques has dated this piece to the 1900s.
Gibbons were established in 1894 and were known to be makers of quality door items. Their company mark can be seen clearly on the back of both handles.

They measure 29cm in length.
There are no signs of repair or damage, and there are six drill holes to make fitting easy.
Lancaster Antiques has dated this piece to the 1900s.
You can view the stock and full dealer information on the Lancaster Antiques Profile Page