Single Pulley Block with Swivel Eye Size - 25MM - 125MM Material - Stainless SteelMetal - 316 GradeSizeA (MM)B (MM)C (MM)D (MM)E (MM)F (MM)G (MM)Breaking Load (KG)25MM (for 8.5MM rope)24319615.519248.5120032MM (for 9MM rope)2437.510814.519.5309136050MM (for 12MM rope)29541462026.549.512194075MM (for 16MM rope)509425224407716280075MM (for 22MM rope)61,483.526023.939.675.421.82800100MM (for 17MM rope)58.51133152438102173270125MM (for 19MM rope)621403302438127193500 Pulley Blocks Are A Great Multi Use Item That Can Be Used In Various Industries For A Huge Variety Of Tasks. These Blocks Are Made From 316 Grade Stainless Steel Giving Them A Flawless Finish And Excellent Properties For Resisting Rust.These Are Hugely Popular Within The Marine Industry As They Are Manufactured From 316 Grade Stainless Steel Giving Them The Best Rust Protection.** NOT TO BE USED FOR LIFTING **