Compatible with 30-06, 6.5x55 Swede, 270 Win, 280 Rem, 25-06, 35 Whelen; 3 Rounds; Double-stacked single feed (DSSF) system creates a shorter magazine with increased capacity and smooth feeding; Crafted from nitrided steel for durability and corrosion resistance; Removable floor plate for easy maintenance; Cerakote elite finish for smooth follower action; Adjustable feedlips for fine-tuned feeding; Works with the Medium, XM and XM Plus chassis