Precision manufactured from premium, aircraft-grade aluminum and finished in a matte black hard Type III, Class II anodized Hard Coat. Zero-gap on install.

Includes:

  • 6 position buffer tube, mil-spec diameter, T6 aluminum
  • Carbine Spring
  • Standard End Plate
  • 3oz weight
  • Steel Castle nut
  • Fits .223, 5.56, 300BLK applications

Direct Link: https://3crtactical.com/product/5-piece-6-position-mil-spec-tube-kit/