While fork extensions are designed to increase the balance of longer loads many ask about their capacities, here's the chart:
| Model | Length (in.) | Fork Width (in.) | Load Center (in.) | Rated Cap Each (lbs.) | Weight Each (lbs.) |
| FE4-54 | 54 | 4 | 27 | 1500 | 32 |
| FE4-60 | 60 | 4 | 30 | 1350 | 35 |
| FE4-63 | 63 | 4 | 32 | 1275 | 37 |
| FE4-66 | 66 | 4 | 33 | 1225 | 38 |
| FE4-72 | 72 | 4 | 36 | 1125 | 42 |
| FE5-54 | 54 | 5 | 27 | 1950 | 38 |
| FE5-60 | 60 | 5 | 30 | 1750 | 42 |
| FE5-63 | 63 | 5 | 32 | 1675 | 45 |
| FE5-66 | 66 | 5 | 33 | 1600 | 47 |
| FE5-72 | 72 | 5 | 36 | 1475 | 51 |
| FE5-96 | 96 | 5 | 48 | 1100 | 67 |
| FE6-54 | 54 | 6 | 27 | 2500 | 46 |
| FE6-60 | 60 | 6 | 30 | 2250 | 51 |
| FE6-63 | 63 | 6 | 32 | 2125 | 53 |
| FE6-66 | 66 | 6 | 33 | 2025 | 55 |
| FE6-72 | 72 | 6 | 36 | 1875 | 60 |
| FE6-96 | 96 | 6 | 48 | 1400 | 80 |
| FE7-54 | 54 | 7 | 27 | 3100 | 53 |
| FE7-60 | 60 | 7 | 30 | 2800 | 59 |
| FE7-63 | 63 | 7 | 32 | 2675 | 62 |
| FE7-66 | 66 | 7 | 33 | 2550 | 65 |
| FE7-72 | 72 | 7 | 36 | 2325 | 71 |
| FE7-96 | 96 | 7 | 48 | 1750 | 94 |