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.

If double stacked, upper block/organizer is two-thirds of listed MWL and?breaking load.

Sheave Ø (mm)
100 mm

Sheave Ø (in)
4 in

Length (mm)
144 mm

Length (in)
5 11/16 in

Weight (g)
642 g

Weight (oz)
22.6 oz

Maximum line Ø (mm)
19 mm

Maximum line Ø (in)
3/4 in

Maximum working load (kg)
3402 kg

Maximum working load (lb)
7500 lb

Breaking load (kg)
6804 kg

Breaking load (lb)
15000 lb

Fasteners (mm)
12 FH mm

Fasteners (in)
1/2 FH in