CHRISTMAS & NEW YEAR BUSINESS HOURS
Thank you for your continued support & partnership with The Boat Warehouse. We wish you a safe and relaxing holiday period.
Please note that orders placed after Wednesday December 11th may not arrive in time for Christmas.
The Boat Warehouse will be closed from 4:00pm on Tuesday December 24th and will re-open at 9:00am on Monday January 6th 2025.
No on-line orders will be shipped during this period.
Harken 57mm Aluminium Mast Collar ESP Block
Cruising 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
| Part Number | Sheave Diameter | Length | Weight | Max. Line Diameter | Max. Working Load | Breaking Load | Clevis Pin Diameter |
|---|---|---|---|---|---|---|---|
| HKN-6050 | 43g | 68kg | 471 | 10mm | 850kg | 1900kg | 8mm |
Harken
Harken 57mm Aluminium Narrow Mast Collar ESP Block Cruising ESP blocks complement our existing blocks in looks and function, but are simpler in design and construction. Sheaves feature sleeve...
Harken
Harken 57mm Aluminium Low-Load Mast Collar ESP Block - 6mm Clevis Cruising ESP blocks complement our existing blocks in looks and function, but are simpler in design and construction. Sheaves...
Harken
Harken 40mm Aluminium Mast Collar ESP Block Cruising ESP blocks complement our existing blocks in looks and function, but are simpler in design and construction. Sheaves feature sleeve bearings to...
Harken
Harken 75mm Aluminium Mast Collar ESP Block Cruising ESP blocks complement our existing blocks in looks and function, but are simpler in design and construction. Sheaves feature sleeve bearings to...
Harken
Harken 75mm Aluminium Narrow Mast Collar ESP Block Cruising ESP blocks complement our existing blocks in looks and function, but are simpler in design and construction. Sheaves feature sleeve...
Harken
Harken 57mm Aluminium Forkhead ESP Block Cruising ESP blocks complement our existing blocks in looks and function, but are simpler in design and construction. Sheaves feature sleeve bearings to...
Harken
Harken 57mm Aluminium Padeye ESP Block Cruising ESP blocks complement our existing blocks in looks and function, but are simpler in design and construction. Sheaves feature sleeve bearings to handle...
Harken
Harken 57mm Aluminium ESP Block - Swivel, Becket Cruising ESP blocks complement our existing blocks in looks and function, but are simpler in design and construction. Sheaves feature sleeve bearings...
Harken
Harken Aluminium Mastbase Block, 57mm Low-profile mastbase halyard lead blocks are lightweight and can be grouped in a small area at the mastbase. Part Number Height Length Sheave...
