Using the 6.5 WBY RPM (Rebated Precision Magnum) launched in 2019 as a parent case, Weatherby is now officially launching the new 338 WBY RPM, their 16th cartridge in 77 years of business.
Using the 6.5 WBY RPM (Rebated Precision Magnum) launched in 2019 as a parent case, Weatherby is now officially launching the new 338 WBY RPM, their 16th cartridge in 77 years of business.