• AR15 Receiver extension tubes extruded GI Spec.

Mil-spec with an Outside Dimension of 1.145”-1.147”
Thread: 1-3/16 X 16
Receiver extension tubes use 6061-T1 extruded aluminum.
Torque: 35-39 foot lbs

Overall Length: 9-11/16"

AR15 Receiver extension tubes extruded GI Spec.

  • Brands Rhine Group
  • Product Code: RG20151000
  • Availability: Call for Availability
  • $37.00