After 15 shots (smooth) with a LOTHAR WALTHER barrel cal. 6,5x47Lapua (length 60 cm), there were shot 2 groups à 5 shots (distance 100 m) with factory cartridge Lapua Scenar 139 grs.
The first dispersion pattern shows 10 mm and the second only 4 mm divergence!
Gottfried Prechtl
April 2010