420" diameter up to shotgun barrel with a

non-corrosive

Now you can turn your current FOXPRO digital game call into an all-inclusive and portable predator-calling machine

even on warm summer days (minimum temperature is subject to ambient temperature)

Weaver Rings 4-Hole Skeleton 1'' Medium Matte Tasco 420" diameter up to shotgunProduct Features Weaver's popular Four Hole Rings are now available in heights for just about any shooter and shooting situation. Choose from among 1" or 30mm and medium, high, extra high and XX high. Dressed in matte black and featuring no strip slip Torx screws, these new rings incorporate Weaver's famous Cross Lock design and lightweight aircraft grade aluminum.