Bolan Pass ( Urdu : Ø Ø Û Ø Ù Ù Ø Ù Dharaa Bolan ) is a mountain pass through the Toba Kakar Range of mountains in western Pakistan , 120 kilometres from the Afghanistan border . The Bolan Pass is a mountain pass through the Toba Kakar Range of Balochistan province in western Pakistan , 120 kilometres from the Afghanistan border .