For use with lower receivers that have a 4-40 threaded rear takedown detent spring hole.
Note: You may need to snip 1/8″ off the detent spring to prevent excess pressure between the detent and the rear takedown pin.
| Material | 18-8 Stainless Steel |
| Thread Size | 4-40 |
| Length | 1/8“ |
| Drive Size | 0.050″ |
| Screw Size Decimal Equivalent | 0.112″ |
| Hardness | Rockwell B80 |
| Specifications Met | ASME B18.3 |
| Thread Type | UNC |
| Thread Spacing | Coarse |
| Thread Fit | Class 3A |
| Thread Direction | Right Hand |
| Drive Style | Hex |
| Tip Type | Flat |

