Blocks & Sheaves

Upright lead block single. 6mm/ 1/4" Breaking load 620kg.   Comes with manufacturer two-year warranty Sheave size - 22mm / 7/8" Max line size - 6mm / 1/4" Overall Height - 43mm / 1 1/4" Weight - 17 grams / .60 ounces Breaking Load - 700 kg / 1,543...

Comes with manufacturer two-year warranty Sheave size - 17mm / 11/16" Max line size - 5mm / 3/16" Overall Height - 29mm / 1 1/16" Weight - 10 grams / .06 ounces Breaking Load - 450 kg / 992 lbs

Ball bearing blocks with large diameter sheaves.The sheaves run on twin races of precisionmoulded Delrin® ball bearings for minimumfriction Delrin® cheeks, sheave and ball bearings.Stainless steel (AISI 316) load straps. These blocks can also be...

These ball bearing blocks handling lines up to3/8 IN., and are very compact. Used on smallboats, cruisers and keel boats for vang, spinnakerand control line applications. Delrin® cheeks,sheave and ball bearings. Stainless steel (AISI316) load straps...

These ball bearing blocks handling lines up to3/8 IN., and are very compact. Used on smallboats, cruisers and keel boats for vang, spinnakerand control line applications. Delrin® cheeks,sheave and ball bearings. Stainless steel (AISI316) load...

These ball bearing blocks handling lines up to3/8 IN., and are very compact. Used on smallboats, cruisers and keel boats for vang, spinnakerand control line applications. Delrin® cheeks,sheave and ball bearings. Stainless steel (AISI316) load straps...

These ball bearing blocks handling lines up to3/8 IN., and are very compact. Used on smallboats, cruisers and keel boats for vang, spinnakerand control line applications. Delrin® cheeks,sheave and ball bearings. Stainless steel (AISI316) load straps...

A traveler block is used to run a sheet through a block that itself runs on a rope horse.   Since 1961, Viadana has produced and supplied sailing outfits, while offering a long history of experience in research, design, manufacturing, and marketing...