The Crosby G-2130 Bolt Type Anchor Shackles is similar to the G209, but instead of a pin these shackles have a Bolt, secured with a hex nut and cotter key.   

Also know as "Safety Shackles", they can be used in a variety of applications, including tie down, construction, towing, rigging, and lifting applications.

• Made in USA 
  
• Working Load Limit and grade “6” permanently shown on every shackle.
• Forged – Quenched and Tempered, with alloy bolts.
• Hot Dip galvanized
• Fatigue rated
• Meets or exceeds all requirements of ASME B30.26.

Several Sizes available - from 31/6" to 1-14"
Working Load Limit - from 1/3 to 12 Ton

Safety Note:  Never use products beyond their working load limits.  Make sure to always inspect products before use.