Double sheave block with swivel shackle head.
FEATURES
2-stage ball bearing system.
Headposts freely swivel or can be locked in 0° or 90°.
APPLICATIONS
- Mainsheet systems and spinnaker sheets on dinghies, off-the-beach catamarans and sportsboats to 8m (26ft).
- Halyard, vang and backstay applications on boats to 8m (26ft).
- Control line applications on larger yachts.
MATERIALS
- Sheave and ball bearings: High compression strength acetal.
- Frame/cheeks: Toughened, glass fibre reinforced nylon.
- Head fittings and hubs: Grade 316 stainless steel.
