These are the original CMI rescue pulleys. They set the standard for lightweight, compact, and functional pulleys 50 years ago. They feature stainless steel side plates, 2- 3/8" diameter steel sheave, bearing, and a stainless steel axle.
| MBS | Rope Capacity | Size | Weight | Efficiency |
| 8500lbs | 5/8" | 4.375x3.5in | 0.9lb | 95.6% |