Remington Factory Magazines, I am a Remington Master Gun Shop and purchase these directly from Remington so you know you are getting OEM parts. Select either long action or short action for the model 770/710 Rifles
Long Action fits .30.06, 270. .300 Win Mag. - Part # 19635 These are 4 round magazines but 3 rounds for the magnum calibers.
Short Action fits .243 Win, 308 Win and 7mm-08 - Part #19633 and are 4 round magazines