This is the new style that is a direct replacement for magazines with the U-shaped release lever.  For 25-06, 270, 30-06 and similar.

Compatible With Savage Axis, Axis Stainless, 110 Lightweight Hunter, 110 Trophy Hunter XP, 110 Trophy Hunter XP, 110 Lady Hunter, 110 Hunter XP, 116 Trophy Hunter XP, 110 Engage Hunter XP, 110 DOA Hunter XP, 110 Apex XP, 110 and 110 Hog Hunter Firearm Models

Also known as Savage 55233

NOT COMPATIBLE with Savage models with METAL magazine frames