
Load Specifications
Load data in caliber 7.62 x 53 R Fin. with .308 | 200gr | Speer Grand Slam bullet and 94 powders. The key underlying parameters are shown in the table above. The recommended powders for this cartridge and bullet combination are ReloadSwiss RS 70, Hodgdon Superformance and Alliant Reloder-17.
Important Notice: DO NOT go below Minimum Charge or above Maximum Charge. Since we have no control over the equipment and components used, any responsibility and liability for the results achieved is rejected.
Only powders/loads that match the current filter criteria are displayed: max pressure of a load ≤ 90% of max. standardized pressure, fill rate ≥ 80% and propellant combustion ≥ 95%. Use the sliders above the tables to adjust these thresholds.
Charge: Powder weight in grains. Start with the minimum load and work up carefully.
FR (Fill Rate): Case fill as a percentage. Values above 100% mean compressed loads.
MaxP / %: Maximum chamber pressure in bar and as a percentage of the standardized maximum for this caliber.
V(0): Muzzle velocity in feet per second (fps) at the standardized barrel length.
z (Powder Burn): Estimated propellant combustion percentage at bullet exit.
A valid access license is required to use the Personalized Load Calculator.
You can find more information in our FAQ: How can I use the Personalized Load Calculator?
Max Load - Barrel Length: 27"
| Powder | Charge | FR | MaxP | % | V(0) | z |
|---|---|---|---|---|---|---|
| Accurate 2015 | <<locked>> | 82% | 50,502 psi | 89% | 2431 fps | 100% |
| Accurate 2495 | <<locked>> | 86% | 48,747 psi | 86% | 2457 fps | 100% |
| Accurate 2520 | <<locked>> | 82% | 50,444 psi | 89% | 2516 fps | 100% |
| Accurate 2700 | <<locked>> | 86% | 48,312 psi | 85% | 2457 fps | 96.8% |
| Accurate 3100ᴾ | <<locked>> | 100% | 39,001 psi | 69% | 2415 fps | 96.8% |
| Accurate 4064 | <<locked>> | 88% | 49,052 psi | 87% | 2507 fps | 100% |
| Accurate 4350 | <<locked>> | 98% | 51,097 psi | 90% | 2621 fps | 99.8% |
| ADI AR 2206H | <<locked>> | 84% | 49,690 psi | 88% | 2530 fps | 100% |
| ADI AR 2208 | <<locked>> | 90% | 50,473 psi | 89% | 2530 fps | 99.9% |
| ADI Benchmark 8208 | <<locked>> | 82% | 48,747 psi | 86% | 2484 fps | 100% |
| Alliant AR-Comp | <<locked>> | 82% | 49,139 psi | 87% | 2461 fps | 100% |
| Alliant Power Pro 2000-MR | <<locked>> | 86% | 48,660 psi | 86% | 2635 fps | 99.9% |
| Alliant Reloder- TS 15.5 | <<locked>> | 90% | 50,212 psi | 89% | 2549 fps | 100% |
| Alliant Reloder-15 | <<locked>> | 88% | 50,981 psi | 90% | 2572 fps | 100% |
| Alliant Reloder-16 | <<locked>> | 98% | 49,719 psi | 88% | 2631 fps | 99.9% |
| Alliant Reloder-17 | <<locked>> | 94% | 50,227 psi | 89% | 2661 fps | 100% |
| Alliant Reloder-23ᴾ | <<locked>> | 100% | 37,608 psi | 66% | 2448 fps | 99.4% |
| Alliant Reloder-26ᴾ | <<locked>> | 100% | 41,684 psi | 74% | 2592 fps | 98.7% |
| Baschieri & Pellagri 107 | <<locked>> | 84% | 48,892 psi | 86% | 2543 fps | 99.7% |
| Bofors RP3 | <<locked>> | 90% | 50,415 psi | 89% | 2562 fps | 100% |
| Bofors RP7 | <<locked>> | 94% | 50,981 psi | 90% | 2536 fps | 97.7% |
| Hodgdon Benchmark | <<locked>> | 82% | 50,734 psi | 90% | 2470 fps | 100% |
| Hodgdon BL-C2 | <<locked>> | 84% | 50,734 psi | 90% | 2556 fps | 100% |
| Hodgdon H380 | <<locked>> | 88% | 48,399 psi | 86% | 2530 fps | 99.3% |
| Hodgdon H414 | <<locked>> | 96% | 50,807 psi | 90% | 2625 fps | 98.3% |
| Hodgdon H4350 | <<locked>> | 92% | 48,675 psi | 86% | 2539 fps | 96.6% |
| Hodgdon H4895 | <<locked>> | 84% | 50,198 psi | 89% | 2539 fps | 100% |
| Hodgdon Hybrid 100Vᴾ | <<locked>> | 100% | 49,168 psi | 87% | 2562 fps | 100% |
| Hodgdon LEVERevolution | <<locked>> | 86% | 48,878 psi | 86% | 2569 fps | 100% |
| Hodgdon Superformance | <<locked>> | 94% | 47,761 psi | 84% | 2602 fps | 97.3% |
| Hodgdon TrailBossᴾ | <<locked>> | 100% | 35,404 psi | 63% | 1545 fps | 100% |
| Hodgdon VARGET | <<locked>> | 84% | 48,022 psi | 85% | 2493 fps | 100% |
| IMR 3031 | <<locked>> | 84% | 49,908 psi | 88% | 2520 fps | 100% |
| IMR 4064 | <<locked>> | 88% | 50,053 psi | 88% | 2513 fps | 99.9% |
| IMR 4166 Enduron | <<locked>> | 86% | 50,241 psi | 89% | 2497 fps | 98% |
| IMR 4350 | <<locked>> | 98% | 50,865 psi | 90% | 2559 fps | 97.7% |
| IMR 4451 Enduron | <<locked>> | 92% | 49,821 psi | 88% | 2523 fps | 97.9% |
| IMR 4831 | <<locked>> | 98% | 48,675 psi | 86% | 2572 fps | 99.7% |
| IMR 4895 | <<locked>> | 86% | 48,921 psi | 86% | 2549 fps | 100% |
| IMR 8208 XBR | <<locked>> | 82% | 48,747 psi | 86% | 2484 fps | 100% |
| Lovex D073.6 | <<locked>> | 84% | 48,863 psi | 86% | 2507 fps | 100% |
| Lovex S060 | <<locked>> | 84% | 49,647 psi | 88% | 2467 fps | 100% |
| Lovex S062 | <<locked>> | 88% | 49,864 psi | 88% | 2513 fps | 100% |
| Lovex S065 | <<locked>> | 94% | 48,936 psi | 87% | 2513 fps | 98.9% |
| Lovex S070 | <<locked>> | 96% | 49,588 psi | 88% | 2546 fps | 98.2% |
| Norma 201 | <<locked>> | 84% | 48,544 psi | 86% | 2480 fps | 100% |
| Norma 202 | <<locked>> | 84% | 48,791 psi | 86% | 2480 fps | 100% |
| Norma 203B | <<locked>> | 88% | 50,212 psi | 89% | 2562 fps | 100% |
| Norma 204 | <<locked>> | 96% | 47,964 psi | 85% | 2552 fps | 95.8% |
| Norma MRPᴾ | <<locked>> | 100% | 42,032 psi | 74% | 2556 fps | 96.3% |
| Norma URP | <<locked>> | 98% | 50,676 psi | 90% | 2618 fps | 99.8% |
| Ramshot Big Game | <<locked>> | 88% | 50,227 psi | 89% | 2582 fps | 100% |
| Ramshot Hunter | <<locked>> | 98% | 49,385 psi | 87% | 2612 fps | 98.8% |
| Ramshot TAC | <<locked>> | 82% | 48,733 psi | 86% | 2500 fps | 98.9% |
| Ramshot Wild Boar | <<locked>> | 82% | 48,269 psi | 85% | 2520 fps | 99.9% |
| ReloadSwiss RS 14ᴾ | <<locked>> | 100% | 36,027 psi | 64% | 1585 fps | 100% |
| ReloadSwiss RS 50 | <<locked>> | 88% | 48,646 psi | 86% | 2510 fps | 98.3% |
| ReloadSwiss RS 52 | <<locked>> | 86% | 50,908 psi | 90% | 2628 fps | 100% |
| ReloadSwiss RS 60 | <<locked>> | 92% | 50,154 psi | 89% | 2661 fps | 100% |
| ReloadSwiss RS 62 | <<locked>> | 98% | 50,763 psi | 90% | 2648 fps | 99.7% |
| ReloadSwiss RS 70 | <<locked>> | 98% | 50,821 psi | 90% | 2674 fps | 99.6% |
| Rottweil R 901 | <<locked>> | 82% | 49,893 psi | 88% | 2464 fps | 100% |
| Rottweil R 902 | <<locked>> | 86% | 49,095 psi | 87% | 2480 fps | 100% |
| Rottweil R 903 | <<locked>> | 92% | 50,314 psi | 89% | 2556 fps | 100% |
| Rottweil R 907 | <<locked>> | 94% | 50,981 psi | 90% | 2536 fps | 97.7% |
| Shooters World Long Rifle | <<locked>> | 94% | 48,936 psi | 87% | 2513 fps | 98.9% |
| Shooters World Match Rifle | <<locked>> | 84% | 48,863 psi | 86% | 2507 fps | 100% |
| Shooters World Precision | <<locked>> | 88% | 49,864 psi | 88% | 2513 fps | 100% |
| Shooters World SW4350 | <<locked>> | 96% | 49,588 psi | 88% | 2546 fps | 98.2% |
| SNPE Vectan SP 11 | <<locked>> | 90% | 48,820 psi | 86% | 2569 fps | 100% |
| SNPE Vectan SP 7 | <<locked>> | 84% | 50,343 psi | 89% | 2530 fps | 99.4% |
| SNPE Vectan SP 9 | <<locked>> | 86% | 51,169 psi | 90% | 2552 fps | 100% |
| SNPE Vectan Tubal 3000 | <<locked>> | 84% | 50,227 psi | 89% | 2425 fps | 100% |
| SNPE Vectan Tubal 5000 | <<locked>> | 90% | 49,922 psi | 88% | 2425 fps | 100% |
| SNPE Vectan Tubal 7000 | <<locked>> | 94% | 48,936 psi | 87% | 2470 fps | 97.8% |
| Somchem S335 | <<locked>> | 84% | 49,501 psi | 88% | 2425 fps | 100% |
| Somchem S341 | <<locked>> | 84% | 49,806 psi | 88% | 2520 fps | 100% |
| Somchem S355 | <<locked>> | 92% | 50,894 psi | 90% | 2556 fps | 100% |
| Somchem S365ᴾ | <<locked>> | 100% | 48,327 psi | 85% | 2615 fps | 100% |
| Somchem S385ᴾ | <<locked>> | 100% | 44,904 psi | 79% | 2507 fps | 96.5% |
| Vihtavuori N133 | <<locked>> | 84% | 50,488 psi | 89% | 2411 fps | 100% |
| Vihtavuori N135 | <<locked>> | 86% | 48,747 psi | 86% | 2448 fps | 100% |
| Vihtavuori N140 | <<locked>> | 86% | 49,284 psi | 87% | 2461 fps | 100% |
| Vihtavuori N150 | <<locked>> | 92% | 48,849 psi | 86% | 2490 fps | 100% |
| Vihtavuori N160 | <<locked>> | 96% | 49,792 psi | 88% | 2562 fps | 99.6% |
| Vihtavuori N530 | <<locked>> | 82% | 49,023 psi | 87% | 2484 fps | 100% |
| Vihtavuori N540 | <<locked>> | 88% | 50,749 psi | 90% | 2507 fps | 100% |
| Vihtavuori N550 | <<locked>> | 96% | 48,892 psi | 86% | 2572 fps | 99.5% |
| Vihtavuori N555ᴾ | <<locked>> | 100% | 40,756 psi | 72% | 2513 fps | 99.3% |
| Winchester 6.5 StaBALL | <<locked>> | 96% | 49,908 psi | 88% | 2543 fps | 100% |
| Winchester 748 | <<locked>> | 82% | 48,501 psi | 86% | 2523 fps | 100% |
| Winchester 760 | <<locked>> | 96% | 50,807 psi | 90% | 2625 fps | 98.3% |
| Winchester StaBALL HDᴾ | <<locked>> | 100% | 33,634 psi | 59% | 2454 fps | 99.4% |
| Winchester StaBALL Match | <<locked>> | 86% | 50,894 psi | 90% | 2559 fps | 100% |
Recommended = one of the top powders for this cartridge and bullet combination.
Start Load - Barrel Length: 27"
| Powder | Charge | FR | MaxP | % | V(0) | z |
|---|---|---|---|---|---|---|
| Accurate 2015 | <<locked>> | 80% | 47,514 psi | 84% | 2392 fps | 100% |
| Accurate 2495 | <<locked>> | 80% | 40,103 psi | 71% | 2333 fps | 100% |
| Accurate 2520 | <<locked>> | 80% | 46,891 psi | 83% | 2467 fps | 100% |
| Accurate 2700 | <<locked>> | 82% | 42,438 psi | 75% | 2359 fps | 95.4% |
| Accurate 3100 | <<locked>> | 96% | 34,040 psi | 60% | 2320 fps | 95.2% |
| Accurate 4064 | <<locked>> | 80% | 37,956 psi | 67% | 2333 fps | 100% |
| Accurate 4350 | <<locked>> | 82% | 29,559 psi | 52% | 2228 fps | 95.5% |
| ADI AR 2206H | <<locked>> | 80% | 43,859 psi | 78% | 2438 fps | 99.7% |
| ADI AR 2208 | <<locked>> | 80% | 37,217 psi | 66% | 2303 fps | 98.3% |
| ADI Benchmark 8208 | <<locked>> | 80% | 45,919 psi | 81% | 2441 fps | 100% |
| Alliant AR-Comp | <<locked>> | 80% | 46,050 psi | 81% | 2418 fps | 100% |
| Alliant Power Pro 2000-MR | <<locked>> | 80% | 39,624 psi | 70% | 2470 fps | 98.8% |
| Alliant Reloder- TS 15.5 | <<locked>> | 80% | 36,854 psi | 65% | 2326 fps | 99.4% |
| Alliant Reloder-15 | <<locked>> | 80% | 39,624 psi | 70% | 2385 fps | 98.9% |
| Alliant Reloder-16 | <<locked>> | 82% | 30,545 psi | 54% | 2244 fps | 95.7% |
| Alliant Reloder-17 | 44.1 gr | 80% | 31,662 psi | 56% | 2303 fps | 98% |
| Alliant Reloder-23 | <<locked>> | 88% | 26,353 psi | 47% | 2162 fps | 95.4% |
| Alliant Reloder-26 | <<locked>> | 92% | 31,778 psi | 56% | 2365 fps | 95.4% |
| Baschieri & Pellagri 107 | <<locked>> | 80% | 42,931 psi | 76% | 2444 fps | 99.1% |
| Bofors RP3 | <<locked>> | 80% | 36,318 psi | 64% | 2329 fps | 99.4% |
| Bofors RP7 | <<locked>> | 86% | 39,943 psi | 71% | 2352 fps | 95.1% |
| Hodgdon Benchmark | <<locked>> | 80% | 47,543 psi | 84% | 2425 fps | 100% |
| Hodgdon BL-C2 | <<locked>> | 80% | 44,469 psi | 79% | 2464 fps | 100% |
| Hodgdon H380 | <<locked>> | 80% | 37,289 psi | 66% | 2336 fps | 97.4% |
| Hodgdon H414 | <<locked>> | 88% | 39,175 psi | 69% | 2425 fps | 95.7% |
| Hodgdon H4350 | <<locked>> | 88% | 42,960 psi | 76% | 2444 fps | 95.2% |
| Hodgdon H4895 | <<locked>> | 80% | 44,295 psi | 78% | 2448 fps | 99.9% |
| Hodgdon Hybrid 100V | <<locked>> | 80% | 26,237 psi | 46% | 2106 fps | 95.7% |
| Hodgdon LEVERevolution | <<locked>> | 80% | 39,958 psi | 71% | 2425 fps | 99.8% |
| Hodgdon Superformance | 52.5 gr | 90% | 41,640 psi | 74% | 2490 fps | 95.7% |
| Hodgdon TrailBoss | <<locked>> | 80% | 26,469 psi | 47% | 1381 fps | 100% |
| Hodgdon VARGET | <<locked>> | 80% | 42,337 psi | 75% | 2402 fps | 99.7% |
| IMR 3031 | <<locked>> | 80% | 43,671 psi | 77% | 2434 fps | 100% |
| IMR 4064 | <<locked>> | 80% | 39,044 psi | 69% | 2333 fps | 98.8% |
| IMR 4166 Enduron | <<locked>> | 80% | 41,640 psi | 74% | 2352 fps | 96.1% |
| IMR 4350 | <<locked>> | 90% | 39,943 psi | 71% | 2379 fps | 95.1% |
| IMR 4451 Enduron | <<locked>> | 84% | 38,957 psi | 69% | 2333 fps | 95.3% |
| IMR 4831 | <<locked>> | 82% | 28,921 psi | 51% | 2192 fps | 95.2% |
| IMR 4895 | <<locked>> | 80% | 40,567 psi | 72% | 2411 fps | 99.4% |
| IMR 8208 XBR | <<locked>> | 80% | 45,919 psi | 81% | 2441 fps | 100% |
| Lovex D073.6 | <<locked>> | 80% | 42,670 psi | 75% | 2415 fps | 100% |
| Lovex S060 | <<locked>> | 80% | 43,874 psi | 78% | 2375 fps | 99.7% |
| Lovex S062 | <<locked>> | 80% | 38,972 psi | 69% | 2336 fps | 99.8% |
| Lovex S065 | <<locked>> | 82% | 34,113 psi | 60% | 2244 fps | 95.4% |
| Lovex S070 | <<locked>> | 88% | 38,885 psi | 69% | 2362 fps | 95.8% |
| Norma 201 | <<locked>> | 80% | 42,801 psi | 76% | 2392 fps | 100% |
| Norma 202 | <<locked>> | 80% | 43,236 psi | 76% | 2398 fps | 100% |
| Norma 203B | <<locked>> | 80% | 39,015 psi | 69% | 2375 fps | 99.2% |
| Norma 204 | <<locked>> | 94% | 44,846 psi | 79% | 2500 fps | 95% |
| Norma MRP | <<locked>> | 98% | 39,349 psi | 70% | 2500 fps | 95.4% |
| Norma URP | <<locked>> | 82% | 30,211 psi | 53% | 2231 fps | 95.5% |
| Ramshot Big Game | <<locked>> | 80% | 38,290 psi | 68% | 2385 fps | 99% |
| Ramshot Hunter | <<locked>> | 88% | 35,940 psi | 64% | 2365 fps | 95.6% |
| Ramshot TAC | <<locked>> | 80% | 45,484 psi | 80% | 2448 fps | 98.5% |
| Ramshot Wild Boar | <<locked>> | 80% | 44,991 psi | 80% | 2467 fps | 99.8% |
| ReloadSwiss RS 14 | <<locked>> | 80% | 26,629 psi | 47% | 1411 fps | 100% |
| ReloadSwiss RS 50 | <<locked>> | 80% | 37,565 psi | 66% | 2316 fps | 95.7% |
| ReloadSwiss RS 52 | <<locked>> | 80% | 41,263 psi | 73% | 2474 fps | 99.2% |
| ReloadSwiss RS 60 | <<locked>> | 80% | 33,721 psi | 60% | 2362 fps | 99.9% |
| ReloadSwiss RS 62 | <<locked>> | 84% | 31,604 psi | 56% | 2297 fps | 95.8% |
| ReloadSwiss RS 70 | 48.2 gr | 86% | 34,127 psi | 60% | 2352 fps | 95.8% |
| Rottweil R 901 | <<locked>> | 80% | 47,021 psi | 83% | 2425 fps | 100% |
| Rottweil R 902 | <<locked>> | 80% | 40,741 psi | 72% | 2346 fps | 99.9% |
| Rottweil R 903 | <<locked>> | 80% | 34,214 psi | 60% | 2280 fps | 98.8% |
| Rottweil R 907 | <<locked>> | 86% | 39,943 psi | 71% | 2352 fps | 95.1% |
| Shooters World Long Rifle | <<locked>> | 82% | 34,113 psi | 60% | 2244 fps | 95.4% |
| Shooters World Match Rifle | <<locked>> | 80% | 42,670 psi | 75% | 2415 fps | 100% |
| Shooters World Precision | <<locked>> | 80% | 38,972 psi | 69% | 2336 fps | 99.8% |
| Shooters World SW4350 | <<locked>> | 88% | 38,885 psi | 69% | 2362 fps | 95.8% |
| SNPE Vectan SP 11 | <<locked>> | 80% | 35,070 psi | 62% | 2326 fps | 98.4% |
| SNPE Vectan SP 7 | <<locked>> | 80% | 43,816 psi | 77% | 2428 fps | 98.6% |
| SNPE Vectan SP 9 | <<locked>> | 80% | 42,163 psi | 75% | 2408 fps | 99.5% |
| SNPE Vectan Tubal 3000 | <<locked>> | 80% | 44,396 psi | 78% | 2343 fps | 100% |
| SNPE Vectan Tubal 5000 | <<locked>> | 80% | 36,883 psi | 65% | 2228 fps | 100% |
| SNPE Vectan Tubal 7000 | <<locked>> | 86% | 37,724 psi | 67% | 2283 fps | 95.1% |
| Somchem S335 | <<locked>> | 80% | 43,758 psi | 77% | 2343 fps | 100% |
| Somchem S341 | <<locked>> | 80% | 43,714 psi | 77% | 2425 fps | 99.6% |
| Somchem S355 | <<locked>> | 80% | 35,027 psi | 62% | 2283 fps | 98.8% |
| Somchem S365 | <<locked>> | 80% | 25,425 psi | 45% | 2139 fps | 96.9% |
| Somchem S385 | <<locked>> | 96% | 39,494 psi | 70% | 2411 fps | 95% |
| Vihtavuori N133 | <<locked>> | 80% | 44,701 psi | 79% | 2333 fps | 100% |
| Vihtavuori N135 | <<locked>> | 80% | 40,350 psi | 71% | 2329 fps | 100% |
| Vihtavuori N140 | <<locked>> | 80% | 40,843 psi | 72% | 2339 fps | 100% |
| Vihtavuori N150 | <<locked>> | 80% | 33,330 psi | 59% | 2228 fps | 99.3% |
| Vihtavuori N160 | <<locked>> | 80% | 29,762 psi | 53% | 2188 fps | 95.1% |
| Vihtavuori N530 | <<locked>> | 80% | 45,832 psi | 81% | 2434 fps | 100% |
| Vihtavuori N540 | <<locked>> | 80% | 39,363 psi | 70% | 2336 fps | 100% |
| Vihtavuori N550 | <<locked>> | 82% | 30,951 psi | 55% | 2234 fps | 95.5% |
| Vihtavuori N555 | <<locked>> | 88% | 27,934 psi | 49% | 2228 fps | 95.5% |
| Winchester 6.5 StaBALL | <<locked>> | 80% | 29,646 psi | 52% | 2165 fps | 97.3% |
| Winchester 748 | <<locked>> | 80% | 45,339 psi | 80% | 2477 fps | 100% |
| Winchester 760 | <<locked>> | 88% | 39,175 psi | 69% | 2425 fps | 95.7% |
| Winchester StaBALL HD | <<locked>> | 92% | 26,136 psi | 46% | 2224 fps | 95.6% |
| Winchester StaBALL Match | <<locked>> | 80% | 41,524 psi | 73% | 2415 fps | 99.7% |
Recommended = one of the top powders for this cartridge and bullet combination.
ᴾ possible press load - work up slowly to this load while watching for signs of excessive pressure.
This overview compares 94 powders for 7.62 x 53 R Fin. loaded with the .308 | 200gr | Speer Grand Slam. ReloadSwiss RS 70 delivers the highest muzzle velocity at 2,674 fps; across all powders the maximum-charge window runs from 1,545 fps to 2,674 fps. Accurate 3100 gives the best case fill at 100 %, and 94 of the 94 powders fall inside the usable 80–100 % fill window.
Relative to the caliber's maximum pressure (390 MPa), the top charges use 59–90 %, leaving at least 10 % headroom. The 200.0 gr projectile in 0.308" calls for a 1:14.5 twist; slower twists will usually not stabilise this weight. Accurate 3100, Alliant Reloder-23, Alliant Reloder-26 reach 100 % fill or more at maximum charge, so these are compressed loads: they need a long drop tube to seat cleanly and react sensitively to the case capacity of your own brass lot. ReloadSwiss RS 70, Hodgdon Superformance, Alliant Reloder-17 rank at the top here: for 7.62 x 53 R Fin. with the .308 | 200gr | Speer Grand Slam they combine a high case fill with complete burn and sit in the upper velocity band. Always begin at the start load and work up in small increments while checking case and primer for pressure signs.