The Xa-180EST Pasi is a six-wheeled armoured personnel carrier of the Estonian Ground Forces. The Pasi is a Finnish design. The first version was produced in 1983 and serial production began in 1984. The basic design was based on easy usage, simple basic structure and low cost maintenance. The basic appearance and configuration is similar to most wheeled APCs. In total 60 units were purchased for the Estonian Defence Forces in 2005 and equipped with the 12.7mmNSVmachine guns and machine towers.