General description Stainless Steel Bow Shackle with Safety Pin is designed for marine lifting applications, offering a safe working load of 3 tons. Made from 316 Grade Stainless Steel (A4), these shackles are built to withstand harsh environments while ensuring optimum safety during use. The safety (anchor) pins prevent accidental loosening, making them a reliable choice for various lifting tasks. Technical specifications Material: 316 Grade Stainless Steel (A4) Safe Working Load: 3 Ton Safety Factor: 4:1 Product Codes and Dimensions: SFSSLRB1: A (9.7mm), B (12mm), C (17.9mm), D (23.8mm), E (37.2mm), F (26.2mm), G (13.1mm), H (65mm) SFSSLRB2: A (12mm), B (16mm), C (21mm), D (31mm), E (47mm), F (33mm), G (16.5mm), H (81mm) SFSSLRB3: A (15.5mm), B (19.5mm), C (27mm), D (39mm), E (61mm), F (43mm), G (21.5mm), H (104.5mm) SFSSLRB4: A (18.5mm), B (21mm), C (37.5mm), D (42.5mm), E (74mm), F (53mm), G (26.5mm), H (123.5mm) SFSSLRB5: A (21.5mm), B (24mm), C (33.5mm), D (51.5mm), E (82.5mm),