Harken double block for mainsheet and 4:1 tackle, robust with forged shackle and durable stainless steel pivot pin - 12 - 16 mm

If you want to divert the mainsheet or equip your 4:1 pulley system, you can use the robust Harken double block. Due to its high load capacity, the block is versatile. A forged shackle and stainless steel pivot pin ensure a secure and durable connection.

Features and Benefits :

• For mainsheet or 4:1 tackle
• High workload
• With forged shackle for secure installation