To screw-lock the M16 buffer tube.
Those together are required to lock the tube to the M4 or AR15 rifle or AR end of specific other upper or conversion kits. (MDTTAC, HERA, etc.)
Fits most screwings
No gunsmith required
Warranty: 10 years
NOTE: Does not require a Gun permit to buy this article.
CAA AR15/M4 Tube Lock Ring & Plate
- Brand: CAATactical
- Product Code: CAATLRP
- Availability: 3
- Ex Tax: 12.40€