TWENTY-NINE Load Data
Our TWENTY-NINE load data covers 68,098 load recipes for 60 bullets and 241 calibers. Find all bullets and reloading data below and compare the performance of different powders for each bullet and caliber combination side-by-side.

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Bullets Covered
60 bullets
All TWENTY-NINE Load Data
7.5 x 55 Swiss + .308 | 153gr | TWENTY-NINE SILENTIO
.22-250 Ackley Improved + .224 | 54gr | TWENTY-NINE Classic
.308 Win. Ackley Improved + .308 | 153gr | TWENTY-NINE SILENTIO
.300 Weath. Mag. + .308 | 153gr | TWENTY-NINE SILENTIO
.308 Win. + .308 | 143gr | TWENTY-NINE SILENTIO
.30 R Blaser + .308 | 150gr | TWENTY-NINE Ball Tip
7.62 x 39 (.308) Russian + .308 | 167gr | TWENTY-NINE SILENTIO
.30-06 Spring. + .308 | 153gr | TWENTY-NINE SILENTIO
6 x 52 R Bretschneider + .243 | 82gr | TWENTY-NINE SOLID
.280 Ackley Improved + .284 | 180gr | TWENTY-NINE ERTP
.300 Weath. Mag. + .308 | 170gr | TWENTY-NINE Ball Tip
7 x 65 R Brenneke + .284 | 148gr | TWENTY-NINE ERTP
.30-06 Ackley Improved + .308 | 161gr | TWENTY-NINE Ball Tip
7 x 57 R + .284 | 148gr | TWENTY-NINE ERTP
.308 Win. + .308 | 178gr | TWENTY-NINE SILENTIO
.300 Weath. Mag. + .308 | 161gr | TWENTY-NINE ERTP
.243 Ackley Improved + .243 | 76gr | TWENTY-NINE ERTP
.338 Lapua Mag. Ackley Improved + .338 | 250gr | TWENTY-NINE ERTP
.308 Marlin Express + .308 | 167gr | TWENTY-NINE SILENTIO
.243 Win. + .243 | 90gr | TWENTY-NINE ERTP
.45-70 Govt. + .458 | 250gr | TWENTY-NINE HP
.300 AAC Blackout + .308 | 178gr | TWENTY-NINE SILENTIO
.30 R Blaser + .308 | 167gr | TWENTY-NINE SILENTIO
.416 Rigby + .416 | 300gr | TWENTY-NINE HP
About TWENTY-NINE load data on XXL Reloading
This page collects every TWENTY-NINE bullet we hold reloading data for, grouped by caliber and bullet weight. Each caliber and bullet combination links to a detail page with powder-by-powder load recipes: powder brand and type, start and maximum charge weight in grains and grams, case fill ratio, calculated peak chamber pressure, muzzle velocity and the barrel length the load was computed for.
Unlike a manufacturer's own tables, our TWENTY-NINE data is generated with an inner-ballistics engine across the full powder range, so you can compare many powders side by side for the same bullet instead of the handful a single load manual prints. Charge weights, pressures and velocities are modelled consistently, which makes cross-powder and cross-caliber comparison meaningful when you work up a load.
Use the caliber and bullet-weight filters above to narrow the list, switch to the Bullets tab to browse the TWENTY-NINE product range, and open any combination to see the full load table. All data is calculated reference data for experienced handloaders: always start at the minimum charge, work up carefully in your own rifle, and cross-check against current published data before firing.