75mm Carbo Air Block with SwivelLow-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to the popular Harken Black Magic block line, these small, compact blocks...
45mm Triple Element Block with Swivel & BecketElement blocks introduce sideplates that combine forged aluminum and compound curves for strength. They are simultaneously contemporary and very r...
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 capt...
29mm Triple Carbo Air Block with SwivelLow-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to the popular Harken Black Magic block line, these small, compact...
25mm Wire Block with ShackleLightweight, low-friction wire blocks carry wire halyards and high-strength control lines on boats of all sizes.Specifications:
Sheave: 25mm / 1in.
Weight: 28g / 1oz.
S...
45mm Single Element Block with Swivel & BecketElement blocks introduce sideplates that combine forged aluminum and compound curves for strength. They are simultaneously contemporary and very r...
Series 5 Flat Base/Alum Cheek/Delrin SheaveDelrin™ sheave ensures smooth operation and high safe working load. Stainless steel base distributes loads to a large surface area. Specifications:
Sheav...
Pulpit Furling Lead Spring Loaded Block - 1" Ball BearingThe Stainless Steel spring guarantees maximum support for the block. Delrin™ ball bearing sheave ensures low-friction lead for your furling...
Clear Step Lead Block for 1" StanchionsUnique design leads your furling control line outside of your stanchions for a clean lead aft to the cockpit. Stainless cheeks with Delrin(tm) ball bearing s...
Single Aluminum Block - 60mm SheaveDelrin™ sheave ensures smooth operation and a high safe working load. Swivel head may be locked in place to eliminate twisting. Specifications:
Sheave Diameter 2...
Series 3 Flat Base/Alum Cheek/Delrin SheaveDelrin™ plain bearing sheave ensures smooth operation and high safe working load. Stainless Steel base distributes loads to a larger surface area.Specifi...
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 strengt...
Single Ball Bearing BlockSingle block with aluminum cheeks and ball bearing sheave. Delrin™ ball bearing sheave ensures low-friction operation. Swivel head may be locked in place to avoid twist. S...
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 bas...
Series 7 Flat Base/Aluminum Cheek/Delrin SheaveDelrin™ sheave ensures smooth operation and high safe working load. Stainless steel base distributes loads to a large surface area. Specifications:
S...
Clamp-On Furling Line Stanchion Lead Block - 1" Ball BearingDelrin™ ball bearing sheave allows for quick and easy furling line adjustment. Stainless steel cage and strap ensure durability. Specifi...
Spring Loaded/Lined Slide/Aluminum for 1" T-TrackDelrin™ sheave ensures smooth operation and high safe working load. Anodized aluminum cheeks and stainless steel slider ensure reliability. Polyeth...
Series 5 Flat Base Cheek Block - Stainless Steel CheeksSeries 5 Cheek Block with Stainless Steel cheek. Delrin™ sheave ensures smooth operation and high safe working load. Stainless steel base dis...
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 twis...
Spring Loaded/Lined Slide/Stainless Steel for 1-1/4" T-TrackDelrin™ sheave ensures smooth operation and high safe working load. Stainless Steel cheeks and stainless steel slider ensure reliability...
Single Stainless Steel Block - 60mm SheaveDelrin™ sheave ensures low-friction and high safe working load. Swivel head may be locked in place to eliminate line twist. Specifications:
Sheave Dia. 2 ...
Series 30 Utility Block- Double, Tube RivetFeatures:
Lightweight durable construction
Economical
Maintenance free
Product Information:Stainless steel cheeks and Acetal sheaves ensure a long servic...
Series 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 a...
Series 55 Ratchet Mount Orbit Block - Fiddle Becket SwivelFeatures:
Up to 20:1 holding power
Smooth easing of sheets
High performance cleating
Automatic ratchet blockNow you can enjoy the flexibil...
Series 30 Utility Block- Cheek, Curved BaseFeatures:
Lightweight durable construction
Economical
Maintenance free
Product Information:Stainless steel cheeks and Acetal sheaves ensure a long servic...
Series 30 Utility Block - Single, Becket, Loop HeadFeatures:
Lightweight durable construction
Economical
Maintenance free
Product Information:Stainless steel cheeks and Acetal sheaves ensure a lon...
Series 20 Ball Bearing Block- Single, Stand-Up Loop TopFeatures:
Low friction
High static and dynamic load capacity
Lightweight
Precision molded Acetal sheaves running on stainless steel or Torlon...
Series 40 All Purpose Block - Single CheekFeatures:
Exceptionally high working loads
Low maintenance, long service life
Self-lubricating sheave
All purpose (AP) blocks are a great all around solut...
Series 40 Ball Bearing Block - Triple - Swivel HeadFeatures:
Low friction Acetal or Torlon® bearing system
Lightweight
Cheek cut-outs for easy bearing maintenance
Features a swivel shackle head fo...
Series 50 All Purpose Block - TripleFeatures:
Exceptionally high working loads
Low maintenance, long service life
Self-lubricating Acetal polymer sheave ensures low friction and extreme durability...
Series 50 All Purpose Block - DoubleAll purpose (AP) blocks are a great all around solution. Self-lubricating Acetal polymer sheaves running on polished stainless steel races perform equally well ...
Series 50 All Purpose Block - Fiddle - BecketFeatures:
Exceptionally high working loads
Low maintenance, long service life
Self-lubricating Acetal polymer sheave ensures low friction and extreme d...
Series 40 All Purpose Block - Fiddle - Becket - CleatFeatures:
Exceptionally high working loads
Low maintenance, long service life
Self-lubricating sheave
Captive Lock™ universal head
Slotted pin ...
