SpecOp MIL-SPEC Stock Hardware Kit with M4 Stock
This kit includes the following:
- 6 Position Mil-Spec Buffer Tube: machined from 6061 Aluminum with a Hardcoat Anodized per MIL-A-8625F, Type III, Class 2 finish.
- Carbine length music wire action spring.
- Standard carbine recoil buffer - 3 Ounce
- Lock Nut and Plate: dark grey Parkerized finish