Why a 30mm tube and a 20mm objective? Is there any advantage to this scope?
http://www.leupold.com/hunting-and-...opean-30-riflescopes/european-30-1-25-4x20mm/
http://www.leupold.com/hunting-and-...opean-30-riflescopes/european-30-1-25-4x20mm/




















































