Dave, I have a Weaver K2½x20 mounted in low Leupold QRWs on a .30-30 Handi, there is no barrel showing. Great little Japan built scope for about $120, 4" eye relief, 7.1oz and less than 10" long. Jon doesn't show it at The Optic Zone as it's discontinued.
Tim
http://weaveroptics.com/pg10/pg10.html
http://www.telescopes.com/products/weaver-k2-5-2-5x20-gloss-17942.html
http://www.riflescopes.com/products/849413/weaver_2.5x20_classic_k2.5_series_rifle_scope.htm
