Blocks
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Lewmar
Lewmar 72mm HTX Block - Single [29197201]
$171.95$114.9972mm HTX Block - SingleYears of design and manufacturing experience coupled with collaboration with boat builders, designers, and sailors have resulted in the Lewmar HTX Hardware Range. Drawing upon the design of the Racing Range, the HTX blocks are...$171.95$114.99 -
Lewmar
Lewmar 72mm Synchro Block - Single [29927201BK]
$78.95$57.9972mm Synchro Block - SingleLewmar's Synchro Blocks are engineered for speed, efficiency, and superior handling. Using a combination of scientifically optimized block geometry, a Free-Spin bearing, and a self-aligning head to reduce friction and...$78.95$57.99 -
Lewmar
Lewmar 90mm Synchro Block - Single [29929001BK]
$178.95$118.9990mm Synchro Block - SingleLewmar's Synchro Blocks are engineered for speed, efficiency, and superior handling. Using a combination of scientifically optimized block geometry, a Free-Spin bearing, and a self-aligning head to reduce friction and...$178.95$118.99 -
Ronstan
Ronstan Kite Block - Black w/White Sheave (Pair) [RF13101-2]
$18.33$15.58Kite Block - Black w/White SheaveFeatures:Lightweight durable constructionEconomicalMaintenance freeApplications:Vang, cunningham and trapeze retriever systems on dinghiesLeech line tackles, bunk adjusters etc on larger yachtsMaterials:U.V. stabilized...$18.33$15.58 -
Ronstan
Ronstan Nylatron Sheave Box - Single Upright Lead Block [RF453]
$37.19$31.61Nylatron 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...$37.19$31.61 -
Ronstan
Ronstan Series 15 Ball Bearing Utility Block - Double, Loop Head [RF15202]
$30.28$25.74Series 15 Ball Bearing Utility Block - Double, Loop HeadFeatures:Smallest and lightest ball bearing block availablePrecision molded acetal sheave running on stainless steel ball bearings provide high performance & low frictionSingle loop head blocks...$30.28$25.74 -
Ronstan
Ronstan Series 20 Ball Bearing Block - Single - Cheek Rivet Mount [RF20151A]
$26.38$22.42Series 20 Ball Bearing Block - Single - Cheek Rivet MountFeatures:Low frictionHigh static and dynamic load capacityLightweightSuitable for screw or pop rivet mountingPrecision molded Acetal sheaves running on stainless steel or Torlon® ball bearings...$26.38$22.42 -
Ronstan
Ronstan Series 20 ball Bearing Block - Triple - 2-Axis Shackle head [RF20302]
$52.77$44.86Series 20 Ball Bearing Block - Triple - 2-Axis Shackle HeadFeatures:Low frictionHigh static and dynamic load capacityLightweightPrecision molded Acetal sheaves running on stainless steel or Torlon® ball bearings provide high performance & low...$52.77$44.86 -
Ronstan
Ronstan Series 20 Ball Bearing Block - Triple - Becket - 2-Axis Shackle Head [RF20312]
$57.64$49.00Series 20 Ball Bearing Block - Triple - Becket - 2-Axis Shackle HeadFeatures:Low frictionHigh static and dynamic load capacityLightweightPrecision molded Acetal sheaves running on stainless steel or Torlon® ball bearings provide high performance &...$57.64$49.00 -
Ronstan
Ronstan Series 20 Ball Bearing Block- Single, Stand-Up Loop Top [RF20141]
$26.38$22.42Series 20 Ball Bearing Block- Single, Stand-Up Loop TopFeatures:Low frictionHigh static and dynamic load capacityLightweightPrecision molded Acetal sheaves running on stainless steel or Torlon® ball bearings provide high performance & low...$26.38$22.42 -
Ronstan
Ronstan Series 20 BB Block Single Becket Option Lashing High Load [RF25109HL]
$82.25$69.91Series 20 BB Block Single Becket Option Lashing High LoadFeatures:Suits up to 4mm (5/32”) lashingSupplied with 750mm (30”) x 2mm (3/32”) diameter,Dyneema® single braid lashing line$82.25$69.91 -
Ronstan
Ronstan Series 25 Ball Bearing HHL Lashing Orbit Block [RF28109HL]
$104.90$89.16Series 25 Ball Bearing HHL Lashing Orbit Block™Single sheave ball bearing high load block with becket hub option and lashing head.The Series 25 Ball Bearing Orbit Blocks™ deliver superior strength, reduced weight, and exceptional performance...$104.90$89.16 -
Ronstan
Ronstan Series 25 Ball Bearing Orbit Block - Becket Swivel Shackle [RF28100]
$27.51$23.38Series 25 Ball Bearing Orbit Block™ - Becket & Swivel ShackleSingle sheave ball bearing block with becket hub and swivel shackle head. Series 25 Ball Bearing Orbit Blocks™, delivering superior strength, reduced weight, and...$27.51$23.38 -
Ronstan
Ronstan Series 25 Ball Bearing Orbit Block - Lashing [RF28109]
$18.85$16.02Series 25 Ball Bearing Orbit Block™ - LashingSingle sheave ball bearing block with becket and lashing head.The Series 25 Ball Bearing Orbit Blocks™ deliver superior strength, reduced weight, and exceptional performance for high-demand dinghy...$18.85$16.02 -
Ronstan
Ronstan Series 29 Block - Single - Loop Top [RF280]
$14.28$12.14Series 30 Block - Single - Loop TopFeatures:Maintenance freeEconomicalLightweight durable constructionStainless steel cheeks and Acetal sheaves ensure a long service life with virtually no maintenanceHollow rivets in the block heads can be fitted with...$14.28$12.14 -
Ronstan
Ronstan Series 30 Ball Bearing Block - Single - Loop Top [RF30101]
$25.40$21.59Series 30 Ball Bearing Block - Single - Loop TopFeatures:Low friction 2-stage ball bearing system provides consistent performance over the full working load rangeHigh static and dynamic load capacityLight weightVersatile head fittingsSheaves running on...$25.40$21.59 -
Ronstan
Ronstan Series 30 Ball Bearing Block Single Becket Option Lashing [RF35109HL]
$125.95$107.06Series 30 Ball Bearing Block Single Becket Option LashingBall Bearing Blocks™ boast the highest strength-to-weight ratio available. This is achieved through all-composite reinforced polymer materials and multiple attachment options. Their...$125.95$107.06 -
Ronstan
Ronstan Series 30 Ball Bearing Orbit Block - Cheek [RF35151]
$22.21$18.88Series 30 Ball Bearing Orbit Block - CheekBall Bearing Orbit Blocks boast the highest strength-to-weight ratio available. This is achieved through all-composite reinforced polymer materials and multiple attachment options. Their precision...$22.21$18.88 -
Ronstan
Ronstan Series 30 Ball Bearing Orbit Block - Double [RF35202]
$47.22$40.13Series 30 Ball Bearing Orbit Block - DoubleBall Bearing Orbit Blocks boast the highest strength-to-weight ratio available. This is achieved through all-composite reinforced polymer materials and multiple attachment options. Their precision...$47.22$40.13 -
Ronstan
Ronstan Series 30 Ball Bearing Orbit Block - Single - Becket - Swivel Shackle Head [RF35100]
$28.30$24.05Series 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-composite reinforced polymer materials and multiple...$28.30$24.05 -
Ronstan
Ronstan Series 30 Ball Bearing Orbit Block - Stand Up Swivel [RF35140]
$36.10$30.69Series 30 Ball Bearing Orbit Block - Stand Up SwivelBall Bearing Orbit Blocks boast the highest strength-to-weight ratio available. This is achieved through all-composite reinforced polymer materials and multiple attachment options. Their...$36.10$30.69 -
Ronstan
Ronstan Series 30 Ball Bearing Orbit Block - Triple [RF35302]
$63.90$54.31Series 30 Ball Bearing Orbit Block - TripleBall Bearing Orbit Blocks boast the highest strength-to-weight ratio available. This is achieved through all-composite reinforced polymer materials and multiple attachment options. Their precision...$63.90$54.31 -
Ronstan
Ronstan Series 30 Ball Bearing Orbit Block - Triple - Becket [RF35312]
$66.68$56.67Series 30 Ball Bearing Orbit Block - Triple - BecketBall Bearing Orbit Blocks boast the highest strength-to-weight ratio available. This is achieved through all-composite reinforced polymer materials and multiple attachment options. Their...$66.68$56.67 -
Ronstan
Ronstan Series 30 Utility Ball Bearing Block - Single, Swivel Shackle Head [RF30100]
$37.49$31.87Series 30 Utility Ball Bearing Block - Single, Swivel Shackle HeadFeatures:Low friction 2-stage ball bearing system provides consistent performance over the full working load range.High static and dynamic load capacity.Light weightVersatile head...$37.49$31.87 -
Ronstan
Ronstan Series 30 Utility Block - Single, Becket, Loop Head [RF681]
$22.46$19.09Series 30 Utility Block - Single, Becket, Loop HeadFeatures:Lightweight durable constructionEconomicalMaintenance freeProduct Information:Stainless steel cheeks and Acetal sheaves ensure a long service life with virtually no maintenance. Hollow rivets...$22.46$19.09 -
Ronstan
Ronstan Series 30 Utility Block- Cheek, Curved Base [RF188]
$25.23$21.45Series 30 Utility Block - Single, Becket, Tube Rivet HeadFeatures:Lightweight durable constructionEconomicalMaintenance freeProduct Information:Stainless steel cheeks and Acetal sheaves ensure a long service life with virtually no maintenance.Hollow...$25.23$21.45 -
Ronstan
Ronstan Series 40 All Purpose Block - Double Block - Full Swivel Head [RF41200]
$63.90$54.31Series 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...$63.90$54.31 -
Ronstan
Ronstan Series 40 All Purpose Block - Fiddle - Becket - Cleat [RF41530]
$133.36$113.36Series 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...$133.36$113.36 -
Ronstan
Ronstan Series 40 All Purpose Block - Single - Stand Up [RF41140]
$41.66$35.41Series 40 All Purpose Block - Single - Stand UpAll 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 static loads. For...$41.66$35.41 -
Ronstan
Ronstan Series 40 All Purpose Block - Single - Universal Head [RF41100]
$29.35$24.95Series 40 All Purpose Block - Single - 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 high static loads...$29.35$24.95 -
Ronstan
Ronstan Series 40 All Purpose Block - Single Cheek [RF41811]
$102.80$87.38Series 40 All Purpose Block - Single CheekFeatures:Exceptionally high working loadsLow maintenance, long service lifeSelf-lubricating sheaveAll purpose (AP) blocks are a great all around solution. Self-lubricating Acetal polymer sheaves running on...$102.80$87.38 -
Ronstan
Ronstan Series 40 All Purpose Block - Single Upright Lead [RF41171]
$57.32$48.72Series 40 All Purpose Block - Single Upright LeadLead blocks are a low profile solution for leading halyards or other rig sail controls back to cleats or jammers. Ideal for high load applications. Wear resistant sheave material, in lightweight, self...$57.32$48.72 -
Ronstan
Ronstan Series 40 All Purpose Block - Triple - Swivel Head [RF41300]
$97.24$82.65Series 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,...$97.24$82.65 -
Ronstan
Ronstan Series 40 Ball Bearing Block - Double - Swivel Head [RF40200]
$86.12$73.20Series 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...$86.12$73.20 -
Ronstan
Ronstan Series 40 Ball Bearing Block - Fiddle - Becket - Cleat [RF40530]
$118.08$100.37Series 40 Ball Bearing Block - Fiddle - Becket - CleatFeatures:Low friction Acetal or Torlon® bearing systemLightweightCheek cut-outs for easy bearing maintenanceCaptive Lock™ universal headSlotted pin shackle eliminates fouled linesSnap fit...$118.08$100.37 -
Ronstan
Ronstan Series 40 Ball Bearing Block - Single Upright Lead [RF40171]
$65.63$55.79Series 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...$65.63$55.79 -
Ronstan
Ronstan Series 40 Ball Bearing Block - Triple - Swivel Head [RF40300]
$105.58$89.74Series 40 Ball Bearing Block - Triple - 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...$105.58$89.74 -
Ronstan
Ronstan Series 40 Ball Bearing Orbit Block - Cheek [RF45151]
$38.88$33.05Series 40 Ball Bearing Orbit Block - CheekFeatures:Ultra LightweightLow friction 2-stage Orbital ball bearing systemHighest working load in its classLow profile and compactHigh performance cleatingBase suits curved mounting surfaceLow mounting points...$38.88$33.05 -
Ronstan
Ronstan Series 40 Ball Bearing Orbit Block - Single - Becket - Cleat - Swivel Head [RF45130]
$116.69$99.19Series 40 Ball Bearing Orbit Block - Single - Becket - Cleat - Swivel HeadFeatures:Ultra LightweightLow friction 2-stage Orbital ball bearing systemHighest working load in its classLow profile and compactHigh performance cleatingLightweightKilogram for...$116.69$99.19 -
Ronstan
Ronstan Series 40 Orbit BB Cheek Block [RF48151]
$67.05$57.00Series 40 Orbit BB Cheek BlockThe Series 40 ball-bearing Orbit Blocks™ provides the perfect balance of strength, performance, and reliability. They offer class-leading dynamic and static load ratings, the highest available in this size of...$67.05$57.00