80 mm Plain Bearing Block - Single, Swivel, Shackle adaptor Eye/Eye

80 mm Plain Bearing Block - Single, Swivel, Shackle adaptor Eye/EyeThe PBB80 Single Block with Shackle Adaptor is designed to fit deck ring T base shafts of other mast brands. Consequently, this block is designed to route a halyard from the mast and back to the cockpit. It features an 80 mm glass fibre reinforced sheave with polymer bushing, stainless steel strap for durability, glass fiber reinforced composite cheeks to prevent jamming and a practical switch from swiveling to fixed shackle. Safe working Load: 2000

When used as a turning block for spinnaker sheet

a becket and an integrated 27 mm composite cam cleat

A "Do-it-yourself" kit based on a ø84 mm aluminium spinnaker pole section with Seldéns composite 534-854 series end fitting with trip trigger as outboard end and the aluminium 534-778 series in board end

with a 50% reduction in the safe working and breaking loads for the top set

L-MIN: 282 mm

Whisker pole heavy conditions: 4200 mm

B-MIN: 120 mm

The 40 mm sheave is equipped with stainless steel ball bearings for smooth operation under dynamic loads

The lower T is attached to a Seldén backing plate

A plastic washer acts as a swivel lock

Height: 70 mm

the swivel can handle lines up to ø12 mm