Blocks

Harken 60mm Single Element Block Mastbase 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...

Ronstan BSeries 30 Ball Bearing Orbit Block™ - Single - Becket - Swivel Shackle HeadBall Bearing Orbit Blocks™ boast the highest strength-to-weight ratio available. This is achieved through all-comosite reinforced polymer materials and...

Ronstan BSeries 40 AP Sheave - Acetal Solid Bearing - 40mm(1-9/16")ODPrecision moulded Acetal sheaves running on Acetal or Torlon® ball bearings rovide high performance & low friction.Acetal Sheaves:Choice of bearingsSolid bearing - high strength and...

Ronstan BSeries 40 Ball Bearing Orbit Block™ - Single - Becket - Swivel HeadCore Blocks™ are a true all round solution. A tuned 2-stage bearing system rovides excellent performance across the full working load range with an integrated thrust...

Harken 22mm Double Micro Block with BecketLow-friction Micro blocks are compact and lightweight.Specifications:Sheave: 22mm / 7/8in.Length: 64mm / 2.5in.Weight: 43g / 1.5oz.Maximum line: 6mm / 1/4in.Maximum working load: 159kg / 350lbBreaking load:...

Barton Marine Series 2 Double Stanchion Lead Block - 35mmPlain 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...

Schaefer Marine Stand-Up Swivel - Aluminum BlockSpecifications:Sheave Dia. 2-2/8" (60 mm)Max Line 1/2" (13 mm)Diameter includes urethane base 3-3/8" (86 mm)Height 4-25/32" (120 mm)H2 2-15/32" (63 mm)Fastener Size (4),1/4" RH (6 mm)C/C 1-11/16" (43 mm)SWL...

Ronstan Series 40 All Purpose Block - Triple - Swivel HeadFeatures:Exceptionally high working loadsLow maintenance, long service lifeSelf-lubricating sheaveSlotted pin shackle eliminates fouled linesTwo way head postSpare parts - RF41010 Replacement...

Ronstan Series 40 Ball Bearing Block - Double - Swivel HeadFeatures:Low friction Acetal or Torlon® bearing systemLightweightCheek cut-outs for easy bearing maintenanceFeatures a swivel shackle head for full 360° rotationSheaves running on Acetal...

Ronstan BRace Sheave - Acetal Ball Bearing - 28mm(1-1/8") ODPrecision moulded Acetal sheaves running on Acetal or Torlon® ball bearings rovide high performance & low friction.Acetal Sheaves:Choice of bearingsAcetal ball bearings - minimum friction...

Barton Marine Fiddle Swivel - Size 3Barton plain bearing blocks have a precision moulded acetal sheave running on a large diameter brass bearing, ensuring free running under the highest of loads. Manufacturer : Barton Marine Manufacturer Part No : N03...

Ronstan BSeries 40 All Purose Block - Single - Becket - Universal HeadAll purpose (AP) blocks are a great all around solution. Self-lubricating Acetal polymer sheaves running on polished stainless steel races perform equally well with dynamic loads and...