Blocks

Harken 40mm Pivoting Lead Block - Carbo-Cam® CleatHigh-strength pivoting lead blocks with cams are used for halyard controls on larger keelboats and as “headknockers” on dinghies and beachcats for sheeting directly from the boom. Hole...

Ronstan Series 30 Utility Block- Double, Tube RivetFeatures:Lightweight durable constructionEconomicalMaintenance freeProduct Information:Stainless steel cheeks and Acetal sheaves ensure a long service life with virtually no maintenance.Hollow rivets...

Ronstan Series 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...

Harken 16mm Triple 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: 16mm...

Ronstan Series 15 Ball Bearing Block - TripleFeatures:Smallest and lightest ball bearing block availablePrecision molded acetal sheave running on stainless steel ball bearings provide high performance & low frictionSingle loop head blocks include an...

Schaefer Marine Single Stainless Steel Block - 51mm SheaveSingle block with stainless steel cheeks. Delrin™ sheave ensures smooth operation and high safe working load.Specifications:Sheave Dia. 2" (51mm)Thickness 15/16" (24mm)Width 2 1/8"...

Schaefer Marine Single Aluminum Block - 51mm SheaveSingle block with anodized aluminum cheeks. Delrin™ sheave ensures smooth operation with high safe working load. Swivel head may be locked in place to avoid twist.Specifications:Sheave Dia. 2"...

Schaefer Marine Twin Sheet Block for 1-1/4" T-Track - BlackHardcoat anodized aluminum body and slider provide a high strength block. Aluminum sheave runs on nomex™/Teflon™ bearing for a low-friction, high strength sheave. Articulating sheave...

Barton Marine Laser Replica 15:1 Boom Vang Assembly f/Laser DinghyThe Barton boom vang assembly gives all the advantages of systems costing twice the price. 15:1 purchase is achieved through clever design of the base plate, fitted with the unique Barton...

Barton Marine Series 3 Single Snap Shackle & Becket 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...

Ronstan BSingle Lead Block - 29mm(1-3/32") Sheave DiameterLead blocks are a low rofile solution for leading halyards or other rig sail controls back to cleats or jammers.Applications:Typically used in dinghy spars for control linesMaterials:U.V...

Schaefer Marine Stand-Up Swivel with Aluminum CheeksDelrin™ sheave ensures smooth operation and high safe working load.Specifications:Sheave Dia. 2" (51 mm)Max Line 7/16" (11 mm)Diameter includes urethane base 2-7/8" (73 mm)Height 4-1/32" (103...