CM® super strong shackle, 20 ton WLL, is a carbon-type shackle with strength ratings that are 17 to 50% stronger than comparable sized carbon shackles. As a result, these shackles are designed with a 6:1 design factor. Chain shackles are best suited for straight-line pulls.
Features
- Manufactured from technically advanced domestic (USA) micro alloy steel with optimal hardness for strength and ductility
- Shackles show major deformation before failure
- Working load limit and traceability codes shown as permanent markings on body
- All Shackles have alloy quenched and tempered pins
- Shackles meet dimensional requirements and exceed performance requirements of RR-C-271
- Special testing and certification is available if requested at the time of the order
- Note: Screw pin and bolt/nut/cotter shackles have a 6:1 design factor. Round pin shackles have a 5:1 design factor
