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Aluminium Mast Collar ESP Block

$125.66$184.91 incl GST


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.


SkuNameSheave Ø mm (in)Length mm (in)Weight g (oz)Maximum line Ø mm (in)Maximum working load kg (lb)Breaking load kg (lb)Clevis pin Ø mm (in)
605057 mm Aluminium Mast Collar ESP Block57 (2 1/4)93.5 (3 11/16)122 (4.3)16 (5/8)850 (2100)1900 (4190)8 (5/16)
605675 mm Aluminium Mast Collar ESP Block75 (2 15/16)117 (4 5/8)221 (7.8)19 (3/4)1361 (3000)2721 (6000)8 (5/16)

Additional information

Weight .122 kg

57mm, 75mm