CM 5/16 Inch Chain Diameter, Grade 43 Clevis Hook 3,900 Lbs. Load Capacity, 0.42 Inch Inside Diameter, 0.38 Inch Pin Diameter, 0.77 Inch Hook Throat, 4.13 Inch Overall Length, 2.72 Inch Hook Width 66273 - 41062530 - Penn Tool Co., Inc

MSC Industrial Supply Co.

Robbor 5/16 Chain Hook with Safety Latch Heavy Duty Clevis Slip Hook Grade 70 Forged Steel 14,000 Lbs Capacity Safety Latch Hook Working with Towing and Chain : Industrial & Scientific

5/16 Grade 43 Eye Slip Hook with Latch (WLL 3900 lbs) (Electro-Galvanized)

Chain & Attachments

Hardware Essentials 5/16 in. Zinc-Plated Forged Steel Chain Hook with Grade 43 in Clevis Type Grab Hook (5-Pack) 321988.0 - The Home Depot

5/16 High Test Clevis Grab Hook, Grade 43, Forged Steel, Peerless Chain Company, #4719238

Robbor 5/16 Chain Hook with Safety Latch Heavy Duty Clevis Slip Hook Grade 70 Forged Steel 14,000 Lbs Capacity Safety Latch Hook Working with Towing and Chain : Industrial & Scientific

Cartec 5/8 Grade 100 Clevis Sling Hook - 22600 lbs WLL - #CBX16SF

5/16, 3/8 Grade 43 Chain Grade 43 Towing Chain and High Test Chain