Crosby 1/2″ LOK-A-LOY Connecting Link – A-1337
The Crosby A-1337 1/2″ LOK-A-LOY Connecting Link offers a fast, secure solution for assembling Grade 80 or Grade 100 chain sling systems. Built from forged alloy steel and designed for tool-free installation, it’s a go-to for field professionals demanding strength and efficiency.
Each link is quenched, tempered, fatigue-rated, and individually proof-tested to 2.5 times the 15,000 lb working load limit. This coupling meets ASTM A952 / A952M and ASME B30.26 standards and ships with test certification for safety compliance on the jobsite.
Heavy-Duty Chain Coupling for Lifting & Rigging
Designed for rigging pros, sling builders, and heavy lift applications that require strength, speed, and certified performance.
Key Features
- Working Load Limit: 15,000 lbs
- Chain Size Compatibility: 1/2″
- Material: Forged alloy steel, quenched and tempered
- Proof-Tested: 2.5x WLL (certification included)
- Compliance: Meets ASTM A952 / A952M & ASME B30.26
- Use Case: Compatible with Grade 80 & 100 chain
- Design: Fatigue-rated, no special tools required
View Product Safety Warnings
California Residents: WARNING








