![297](https://img.wattagnet.com/files/base/wattglobalmedia/all/image/2020/09/fg.297.png?auto=format%2Ccompress&q=70&w=400)
- Used for years in grain legs, and recently approved by the American Society of Mechanical Engineers for use in belt manlifts
- The only mechanical fastener approved for such use
- Reduces and in most cases eliminates cracking at the splice or compression failure