The UTG PRO AR-15 Ops Ready S4 Mil-Spec Stock (brand part no. RBUS4DMS) is the flat dark earth version of UTG’s S4 stock, molded from impact-resistant, high-strength polymer with the same 4.28-inch, 4-position adjustable body that gives a comfortable length of pull and easier shouldering while wearing a load-bearing vest or plate carrier. It includes a slanted cheek rest along with a removable 5.51-inch extended cheek rest insert for a higher, more consistent cheek weld with taller optics, plus a rubberized butt pad and a reversible sling swivel housing with a standard sling loop.

Key Specifications

• Molded from impact-resistant, high-strength polymer.
• Stock body measures 4.28 inches with 4-position adjustability.
• Finished in flat dark earth.
• Includes a slanted cheek rest and a removable 5.51-inch extended cheek rest insert.
• Rubberized butt pad and a reversible sling swivel housing with a standard sling loop.

Frequently Asked Questions

What is the extended cheek rest insert for? It’s a removable 5.51-inch piece that raises the cheek weld for a more consistent sight picture with taller optics.

What finish does this stock come in? Flat dark earth.

Buy the UTG PRO AR-15 Ops Ready S4 Stock, FDE

Get a comfortable, adjustable stock in an earth-tone finish. Order the Leapers UTG stock from our rifle stocks selection at our Lubbock, Texas gun shop for fast, direct shipping.