CM® alloy shackle, 21 ton WLL, is designed with a 5:1 design factor and have a strength rating approximately 50% higher than a comparable-sized carbon shackle and about 25% stronger than super strong shackles. Anchor shackles can be side loaded or used for multiple connections.
Features
- 3/8 in to 2 in sizes made in the USA from domestic Special Bar Quality (SBQ) steel having fine grain, reduced sulfur and phosphorus
- Shackles show major deformation before failure
- Working load limit and traceability codes shown as permanent markings on body
- All shackle have alloy quenched and tempered pins
- Shackles meet dimensional, marking and performance requirements of RR-C-271
- Special testing and certification is available if requested at the time of the order
- Design factor 5:1
