The calculated distance (air line) between Jabal os Saraj and Bāzārak is approximately 21 miles respectively 33 kilometers.
By car or train, the actual journey to Bāzārak is certainly longer, as only the direct route (as the crow flies) between Jabal os Saraj and Bāzārak has been calculated here.
Air line (approximately)
33 kilometers
18 nautical miles