Sailboat Dinghy Hardware 90mm 3.54" Double Swivel Shackle Plain Bearing Block BP-0903F 90mm Plain Bering block can handle extremely high loads. The block features a self-lubricant bearing with Acetal busing. 316 L Stainless Steel Shackle and Rivet; all materrials are UV resistant and Anti-Corrosion. •Do not use Master products to human suspension! Specification:Brand: MasterPart Number: BP-0903FSheave Ø (mm) 90 mmSheave Ø (in)3.54 inLength (mm)190 mmLength (in)7 1/2 inWeight (g) 705 gWeight (oz) 24.87 ozMaximum line Ø (mm) 14 mmMaximum line Ø (in)9/16 inMaximum working load (kg)1500 kgMaximum working load (lb)3300 lbBreaking load (kg)3200 kgBreaking load (lb)7040 lb Destination custom duty/tax are not included in the listing price; it is the customer's responsibility to pay for custom duty if any. Shipping by China Post ePacket/Registered Air Mail with shipping tracking number provided. It will take about 3-4 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.