Grade 100 alloy chain fittings are a heat-treated alloy steel designed for high strength and abrasion resistance, and are rated for overhead lifting applications. Our grade 100 chain fittings are manufactured with high quality alloy steel and have a protective powder coat finish. Our grade 100 clevis type hooks include: cleivs grab hook, clevis sling hook, clevis self locking hook, clevis cradle grab hook, clevis shortening clutch, clevis c hook, omega link, clevis reeving link, clevis shackle.