Blocks

Harken 40mm Carbo Air Double Swivel Block with BecketLow-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to the popular Harken Black Magic block line, these small, compact blocks have very high working loads...

Barton Marine Series 3 Single Upright Block - 45mmPlain Bearing BlocksBarton plain bearing blocks have a precision moulded acetal sheave running on a large diameter brass bearing, ensuring free running under the highest of loads.SpecificationsSheave...

Ronstan Series 30 Utility Block- Cheek, Curved BaseFeatures:Lightweight durable constructionEconomicalMaintenance freeProduct Information:Stainless steel cheeks and Acetal sheaves ensure a long service life with virtually no maintenance...

Harken 45mm Triple Element Block with SwivelElement blocks introduce sideplates that combine forged aluminum and compound curves for strength. They are simultaneously contemporary and very robust. Element’s design pairs the minimum amount of metal...

Harken 45mm Double Element Block with Swivel & BecketElement blocks introduce sideplates that combine forged aluminum and compound curves for strength. They are simultaneously contemporary and very robust. Element’s design pairs the minimum...

Barton Marine Deck Organizer  - 3 Sheave - Size 2Designed for use when leading control lines and halyards across the coach roof and back to the cockpit.This range features aluminium construction with 'Spectro' grey anodized finish. Sheaves are from...

Ronstan BDinghy Wire Block - Ferrule To w/Removable Nylatron® SheaveWire blocks have purpose designed narrow sheaves and grooves. Removal sheave for easy fitting and without cutting the wire terminationFeatures: Flared Cheeks to minimize...

Ronstan BSeries 20 Ball Bearing Block - Single - Cheek Rivet MountFeatures:Low frictionHigh static and dynamic load caacityLightweightSuitable for screw or pop rivet mountingPrecision molded Acetal sheaves running on stainless steel or Torlon® ball...

Harken 16mm Double BlockThe 16 mm is Harken’s® smallest block. It is perfect for small synthetic control lines found on high-tech dinghies. The patented bearing system uses stainless steel balls in a captive grooved race.Specifications:Sheave:...

Ronstan Series 50 All Purpose Block - Fiddle - Becket - CleatFeaturesExceptionally high working loadsLow maintenance, long service lifeSelf-lubricating Acetal polymer sheave ensures low friction and extreme durabilityCaptive Lock™ universal...

Ronstan BSeries 40 Ratchet Orbit Block™ - Single - Auto - Swivel Shackle HeadAutomatic RatchetWith automatic models, the ratchet mechanism engages when load is aplied, but switches off when it's released. This lets the sheet run out smoothly and...

Ronstan S70 Soft Attachment Block - SingleEasy to attach and easy to open, Ronstan's soft attachment snatch blocks are built to perform and built to last.With the shackle open, cheek plates twist to open the block and a spring loaded ball secures the...