Fabricated to ASME B30.9-2006, Bairstow Lifting Products uses only Grade 100 alloy chain on all 4 leg lifting chain slings up to (Grade 80 on 7/8 and above). These 4 leg bridle slings have the strength and durability for the toughest of jobs, the highest temperatures and under harsh conditions that would destroy other types of lifting slings. Chain is flexible and durable and is easy to store. Our 4 leg lifting chain bridle slings are available in many sizes and configurations from 9/32" to 1-1/4" and can be made with several different hooks. Call or email today for pricing and availability!