Product Description:

• This Leupold Standard 2 Piece scope Mount Base (50237) gives you maximum accessibility to the magazine or breech of your rifle, and more flexibility in mounting scope to bolt action rifles.
• Leupold STD 2-piece base is worth a look. Fluted for a "custom" look, it"s also ideal if you"re after greater flexibility when it comes to mounting options for your bolt action rifle.
• Reversible base is available for many actions, accommodating a variety of scope and action lengths. Additionally, STD 2 Piece base from Leupold fit right-hand and left-hand action.
• 50237 Standard 2 Piece Mount Base Features:
• Two-piece base sets, CNC machined to exacting tolerances, provide rock solid scope mounting
  Reversible and long rear bases make it easy to use standard rings to mount scope