Sailboat Hardware 75 mm 3 Inch Aluminum Triple Block Max 2000kg 2776 Features: Aluminum material with high strength,delicacy appearance, longer block life. Preservative treatment High-load composite/ ball combination bearings Stainless steel accessories. Use for: Mainsheet fine-tune Main/jib sheets Control lines Vangs Outhauls Specification: Brand : Blue Shark Part Number : 2776 Triple block Sheave: 3 inch, 75mm Weight: 48oz, 1350g Max Line: 9/16 inch, 14mm Shackle: 3/8 inch,10mm Maximum Working Load: 4409lb,2000kg Breaking Load: 8818lb,4000kg Destination custom duty is not included in the listing price; it is the customer's responsibility to pay for custom duty if any. Shipping by China Post Registered Air Mail with shipping tracking number provided. It will take about 2-3 weeks’ time to deliver to you after shipping out, some countries may take longer time to deliver. If you want faster delivery, please contact me for shipping upgrade.