| Model | Angular Disp. | Axial Disp. | Weight | Moment Break-away ** | Axial Break-away * |
| SR-48 | ｱ13ｰ | 0.2 in | 0.55 lb | 20 lbf-in - 53 lbf-in | 100 lbf |
| SR-61 | ｱ11ｰ | 0.22 in | 0.7 lb | 60 lbf-in - 250 lbf-in | 200 lbf |
| SR-81 | ｱ13ｰ | 0.34 in | 1.28 lb | 120 lbf-in - 520 lbf-in | 380 lbf |
| SR-82 | ｱ13ｰ | 0.34 in | 1.28 lb | 120 lbf-in - 520 lbf-in | 380 lbf |
| SR-101 | ｱ12ｰ | 0.4 in | 2.6 lb | 240 lbf-in - 1100 lbf-in | 610 lbf |
| SR-131 | ｱ10ｰ | 0.46 in | 5.1 lb | 670 lbf-in - 3000 lbf-in | 1100 lbf |
| SR-176 | ｱ10ｰ | 0.63 in | 12 lb | 1600 lbf-in - 7100 lbf-in | 2000 lbf |
| SR-221 | ｱ8ｰ | 0.63 in | 25.1 lb | 3900 lbf-in - 17000 lbf-in | 3100 lbf |