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Common Thread sizes
| Rifle |
CALIBER |
THREAD SIZE |
| AR-15, M-16, AR-180 |
.223 (5.56mm) |
1/2x28 |
| AR-15, M-16, AR-180 |
9mm |
1/2x36 |
| Ruger Mini 14 (blue) |
.223 (5.56mm) |
9/16x24 |
| Ruger Mini (stainless) |
.223 (5.56mm) |
9/16x24 |
| Ruger Mini 30 (blue, stl) |
7.62x39 |
5/8x24 |
| HK-91/ G-3 |
308/ 7.62 |
15x1 |
| HK-93/ 33/ G-53 |
.223 (5.56mm) |
15x1 |
| HK-94/ MP-5 |
9mm |
14X.75 RH |
| US M1/M2 Carbine |
30 |
9/16x24 |
| FN-FAL US Match |
308 (7.62) |
9/16x24 |
| FN-FAL Para/ SAR-48 |
308 (7.62) |
9/16x24LH |
| FN Heavy Barrel |
308 (7.62) |
11/16x24 |
| STEYR AUG |
.223 (5.56) |
13x1 LH |
| AKM/ AK-47 |
0.223 |
14x1 LH |
| AKM/ AK-47 |
7.62x39 |
14x1 LH |
| GALIL |
308 (7.62) |
13x1 RH |
| GALIL |
.223 (5.56) |
13x1 RH |
| UZI Carbine/ SMG |
9mm |
5/8x24 |
| UZI Carbine |
0.45 |
|
| M1A/ M-14 |
308 |
|
| L1-A1 |
308 |
9/16x24 |
| MAS 1949-56 |
308 |
17x1 |
| Pistol |
CALIBER |
THREAD SIZE |
| 1911 Std Barrel |
9mm 38 super 45 acp |
.575 40tpi |
| 1911 Bull Barrel |
9mm 38 super 45 acp |
.685 40tpi |
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