The HGK guidance kit (HGK, Turkish: Hassas Güdüm Kiti / Precision Guidance Kit), developed by TÜBİTAK-SAGE, is a GPS/INS guidance kit that converts bombs range from 227 kg (500-lb) to 907 kg (2000-lb) Mark 80-series munitions into smart bombs.
A CAMGÖZ (glass eye) laser seeker, resistant to countermeasures and with over 315 degrees of view angle, again developed by TÜBİTAK-SAGE, provides guidance.
[3] It enables precision strike capability in all weather conditions with long range (up to 24 km) at a dispersion of 6 m (20 ft).
[4] The kit can be used with Mark 84, Mark 83 and Mark 82 bombs.
[5]