General description Clevis Self Locking Hook with Grip Latch is designed for lifting applications, specifically suited for 20MM chain sizes. Made from high-quality Grade 80 (G80) material, this hook features a self-locking mechanism that enhances safety during use. The latch closes automatically under load, ensuring secure lifting, while the spring release trigger remains inactive when the hook is under pressure. Technical specifications Material: Grade 80 (G80) Finish: Yellow (may vary) Factor of Safety: 4:1 Conforms to: BS EN 1677 Available Product Codes and Specifications: SFYASCAH07: SWL 2 Ton, A 107 MM, B 22.5 MM, C 17 MM, D 34 MM, E 148 MM, F 9 MM, G 9 MM, H 9 MM SFYASCAH10: SWL 3.15 Ton, A 135 MM, B 28 MM, C 23 MM, D 42.5 MM, E 186 MM, F 13 MM, G 13 MM, H 13.5 MM SFYASCAH13: SWL 5.3 Ton, A 165 MM, B 32 MM, C 28 MM, D 49 MM, E 226 MM, F 15 MM, G 15.5 MM, H 16.5 MM SFYASCAH16: SWL 8 Ton, A 23 MM, B 39 MM, C 34.5 MM, D 60 MM, E 267 MM, F 18.5 MM, G 20 MM, H 20.5 MM SFYASCAH20: SWL