This is the Remington long action magazine for the Remington 770 & 710.
4 round capacity for .30-06 .270 calibres, 3 round capacity for .300 WM and 7mm RM belted magnum calibres.
Fits the following rifles:
- Remington 770
- Remington 710
- Remington 715
Made from heat treated steel it has a steel leaf spring matched to a polymer follower and baseplate.