UTG Mil-Spec OPS Ready S3 6-Position Buttstock Kit Black for AR-15

The UTG Mil-Spec OPS Ready S3 is a six-position buttstock kit for AR-15 rifles, designed for shooters who want an adjustable, mil-spec replacement stock. It is sold as a bundle and listed for use with 223 Remington and 5.56x45mm NATO platforms.

The stock is molded from impact-resistant, high-strength polymer in black and includes a mil-spec diameter extension tube machined from aircraft-grade aluminum with rolled threads and a black anodized finish. The stock has a built-in rubberized butt pad, a slanted cheek rest, and an integral ambidextrous sling loop with QD sling swivel housing. Its length is listed as 6.05 inches with six adjustment positions.

The kit includes the polymer stock, mil-spec six-position extension tube, buffer, buffer spring, tear-drop ring, and castle nut. The product is listed as made in the USA.

• Fits: AR-15 / M16 mil-spec
• Platform: AR-15
• Calibers: 223 Remington, 5.56x45mm NATO
• Stock material: Impact-resistant high-strength polymer
• Tube material: Aircraft-grade aluminum
• Finish: Black anodized
• Adjustment positions: 6
• Included: Buffer, buffer spring, tear-drop ring, castle nut