TAC 501 Action

The TAC 501 Action (Traditional Stock)  one of the most widely used 50 BMG actions based off of the McMillan TAC50 Legacy . US SOCOM designated the TAC50 as the MK15 special application sniper rifle (SASR), it holds multiple records for the longest shot on and off the battlefield. The Dillon Rifle Company 50 Cal Action has improved manufacturing capabilities and comes in a kit for your extreme long-range build.


Complete Assembly Includes:

(Right Hand Model Only)

  • Receiver
  • Bolt
  • Recoil Lug
  • Trigger Pins
  • Trigger Guard
  • Magazine & Magazine Release
  • 30 MOA Rail
  • 5/16 Guard Screws



  • 9.5 in. Hole Spacing with 1.300 in. (from front guard screw to the receiver face)
  • Diameter: 1.950 in.
  • Overall Length: 12 in.



SKU 02-00022-00 Category

In stock

Additional information

Weight 8.2 lbs
Dimensions 12 × 2.5 × 2 in

Basic Black, Deep Blue, DRC Green

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