Viadana Black Nylon Sheave

Sheave Box (single) with flat base. 8mm/ 5/16". Ideal for lines exiting decks, masts or for centerboard trunks

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...

Comes with manufacturer two-year warrantySheave size - 25mm / 1"Max line size - 18mm / 5/16"Breaking Load - 560 kg / 1,234 lbsBase - 47mm x 74mm / 1 55/64" x 2 29/32"Hole Spacing - 57-29mm / 2 1/4" -...

AS OF 6/14/23 RL-401-B5 IS NOT AVAILABLE   Injection molded nylon If you have read some of the articles in Duckworks about making your own Blocks (see links below), and want to try it, but are...

Injection molded nylon If you have read some of the articles in Duckworks about making your own Blocks (see links below), and want to try it, but are uncertain about making the sheaves, this may be...

Comes with manufacturer two-year warranty Material - Inox Min line size - 3mm / 1/8" Max line size - 6mm / 1/4" Hole Spacing - 46mm / 1 13/16" Hole Diameter - 4mm / 5/32"

Viadana Camcleat #25.10Takes up to 5/16" rope or line Comes with manufacturer two-year warranty

Stainless Becket for Viadana 9.87 block. Use with fiddle blocks 9.87 and 9.88 to create a 4:1 system for boom vangs, SCAMP centerboard uphaul, etc.