Blocks

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 or...

Series 40 Ball Bearing Block - Single Upright LeadLead blocks are a low profile solution for leading halyards or other rig sail controls back to cleats or jammers. Precision molded Acetal sheaves running on Acetal or Torlon® ball bearings provide...

Series 40 All Purpose Block - Fiddle - Becket - CleatFeatures:Exceptionally high working loadsLow maintenance, long service lifeSelf-lubricating sheaveCaptive Lock™ universal headSlotted pin shackle eliminates fouled linesSnap fit removable becket...

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 Becket Pin,...

Series 40 All Purpose Block - Double Block - Full Swivel 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 high...

Series 75 Core Block™ - SingleCore Blocks™ are a true all round solution. A tuned 2-stage bearing system provides excellent performance across the full working load range with an integrated thrust bearing feature and the resilience to handle...

Series 25 Utility Block™ - Single - Swivel Shackle HeadStainless steel cheeks and Acetal sheaves ensure a long service life with virtually no maintenance. Hollow rivets in the block heads can be fitted with shackles, which can also be used to add a...

Series 55 Ratchet Orbit Block™ - Single - Swivel Head - Auto & ManualAutomatic Ratchet BlockNow you can enjoy the flexibility of setting up your ratchet blocks to suit yourself. Ronstan is the only company that offers a ratchet block with both auto...

Series 55 Ball Bearing Orbit Block™ - Single - Becket - Swivel HeadLightweightKilogram for kilogram of working load, BB and RT Orbit Blocks™ are the world's lightest. The unique orbital design allows the bearing to only be in the active areas...

Swivel Cleat & BaseSwivel cleat bases permit easy cleating and releasing from any angle.Sheave can be relocated to allow the control line to feed from belowComes complete with a 28mm(1-1/4") ball bearing sheave, small 'T-Cleat and the 'Fast Track'...

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

Nylatron Sheave Box - Single Upright Lead BlockLead blocks are a low profile solution for leading halyards or other rig sail controls back to cleats or jammers.When mounted in an inverted position, are frequently used as upright leads.Features:The...