I diagram explains proper plank form for the upcoming 2021 PRT cycle. NAVADMIN 304/20 outlines the form depicted in the diagram. Planks officially replace crunches/sit-ups in the PRT starting with the single March-September PRT cycle.
| Date Taken: | 11.24.2020 |
| Published: | 12-30-20 09:41 AM |
| Graphic ID: | 13451 |
| VIRIN: | SG189 |
| Size: | 2.38 MB |
| Location: |
| Web Views: | 89 |
| Downloads: | 6 |
This work, The Perfect Plank, by PO1 J. Keith Wilson, identified by DVIDS, must comply with the restrictions shown on https://www.dvidshub.net/about/copyright.