Human remains found in search for kidnapped grandad

Human remains have been found in the search for kidnapped grandfather Chris Baghsarian. (HANDOUT/NSW POLICE)

Human remains have been found by detectives investigating the mistaken kidnapping of Sydney grandfather Chris Baghsarian.

Mr Baghsarian, 85, was kidnapped from his North Ryde property early on February 13 when three men stormed the home and bundled him into an SUV.