Viva Plastic Door Retainer.
 
The Viva Door Retainer in durable white plastic and is designed to securely hold doors open, preventing them from swinging shut.
 
Suitable for Caravan & Motorhomes for holding the main door open.
 
The larger base (receiver) measures:
71mm by 28mm
61mm between fixing hole centers
 
The smaller base measures:
57mm by 25mm
40mm between screw hole centers
 
Comes complete with screws, raw plugs, and pins