Spirit levels for riflescope, 30mm, VortexThe spirit level (libela) on riflescopes with tube diameter 30 mm from the American companyVORTEX. Spirit level (libela) helps to always hold in same (horizontal) position of the weapon during firing. By this is achieved greater firing accuracy due to elimination of move of aim point. For airsoft guns it is also necessary to always shoot so that hop-up protuberance on its top. Any slope to cause undesirable lateral rotation of the projectile and thus a substantial inaccuracy when shooting at longer distances.
No alternatives products.