This metal replacement part is displayed as number 219 on KM4 series KM4A1/KM4CQB/CQR Series/KM4S diagrams and functions to hold the buffer tube screw in place.
This metal replacement part is displayed as number 219 on KM4 series KM4A1/KM4CQB/CQR Series/KM4S diagrams and functions to hold the buffer tube screw in place.
| Weight | 0.006 lbs |
|---|---|
| Dimensions | 0.25 × 0.25 × 0.25 in |