無錫歐力特旗下品牌
D型卸扣均采用鍛造合金鋼，并配有螺栓
每個D型卸扣上印有尺寸及極限工作載荷
| 工廠編號 | 型號 | 額定載荷 | A[mm] | B [mm] | C[mm] | D[mm] | E[mm] | L [mm] | 凈重 [kg/pc] |
| M0301 | 3/16" | 1/3T | 9.65 | 6.35 | - | 4.85 | - | - | 0.022 |
| M0302 | 1/4" | 1/2T | 11.9 | 7.85 | 22.5 | 6.35 | 24.6 | 40.4 | 0.05 |
| M0303 | 5/16" | 3/4T | 13.5 | 9.65 | 26.2 | 7.85 | 29.5 | 48.5 | 0.08 |
| M0304 | 3/8" | 1T | 16.8 | 11.2 | 31.8 | 9.65 | 35.8 | 58.5 | 0.13 |
| M0305 | 7/16" | 1-1/2T | 19.1 | 12.7 | 36.6 | 11.2 | 41.4 | 67.5 | 0.2 |
| M0306 | 1/2" | 2T | 20.6 | 16 | 41.4 | 12.7 | 46 | 77 | 0.27 |
| M0307 | 5/8" | 3.25T | 26.9 | 19.1 | 51 | 16 | 58.5 | 95.5 | 0.57 |
| M0308 | 3/4" | 4.75T | 31.8 | 22.4 | 60.5 | 19.1 | 70 | 115 | 1.2 |
| M0309 | 7/8" | 6.5T | 36.6 | 25.4 | 71.5 | 22.4 | 81 | 135 | 1.43 |
| M0310 | 1" | 8.5T | 42.9 | 28.7 | 81 | 25.4 | 93.5 | 151 | 2.15 |
| M0311 | 1-1/8" | 9.5T | 46 | 31.8 | 91 | 28.7 | 103 | 172 | 3.06 |
| M0312 | 1-1/4" | 12T | 51.5 | 35.1 | 100 | 31.8 | 115 | 191 | 4.11 |
| M0313 | 1-3/8" | 13.5T | 57 | 38.1 | 111 | 35.1 | 127 | 210 | 5.28 |
| M0314 | 1-1/2" | 17T | 60.5 | 41.4 | 122 | 38.1 | 137 | 230 | 7.23 |
| M0315 | 1-3/4" | 25T | 73 | 51 | 146 | 44.5 | 162 | 279 | 12.1 |
| M0316 | 2" | 35T | 82.5 | 57 | 172 | 51 | 184 | 312 | 19.2 |
| M0317 | 2-1/2" | 55T | 105 | 70 | 203 | 66.5 | 238 | 377 | 32.5 |
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