A 33-year-old man was arrested by railway police in Thane for allegedly snatching chains and other valuables from train passengers, an official said on Saturday. 

Mohammad Saif Asgar Ali Chaudhary is a resident of Bulandshahr in Uttar Pradesh and would travel on long distance trains nationwide to indulge in chain-snatching, with several cases taking place at Thane and Panvel stations here, he said.