Deck organizers lead halyards and control lines aft, allowing crew to sail from the security of the cockpit. They lead a large number of lines through a small space.
Match Cruising ESP mastbase blocks with organizers for a complete system.
Sheave Ø (mm)
Sheave Ø (in)
2 1/4 in
1 1/16 in
Maximum line Ø (mm)
Maximum line Ø (in)
Maximum working load/sheave (kg)
Maximum working load/sheave (lb)
10 RH mm
3/8 RH in
If double stacked, upper block/organizer is two-thirds of listed MWL and?breaking load.