Harken Aluminum ESP Fiddle Swivel Block, Becket - 75mm J/24 Models X-1AL thru X-9AL have

Models X-1AL thru X-9AL have two stainless steel allen screws

Heavy duty butt connectors are made of 100 percent tinned copper

# 62 AL RIVET 100-PK 3/16 x 1/8

Protection Mode (30 to 90 days) – The application area is effectively ‘clean’ and the product will now provide airborne protection against any re-growth

Harken Aluminum ESP Fiddle Swivel Block, Becket - 75mm J/24 Models X-1AL thru X-9AL haveCruising ESP blocks complement our existing blocks in looks and function, but are simpler in design and construction. Sheaves feature sleeve bearings to handle high static loads and are ideal for halyards or limited purchase systems on cruising boats.