blocks

Vendor:

Ronstan Wire Block - Tubular Rivet Head w/Nylatron Sheave - 25mm (1") Sheave Diameter [RF418]

Wire Block - Tubular Rivet Head w/Nylatron® Sheave - 25mm Sheave DiameterWire blocks have purpose designed narrow sheaves and grooves.Applications:Wire blocks suit halyards, vang and backstay applicationsMaterials: Grade 316 stainless...

Vendor:

Ronstan Wire Block - Tubular Rivet Head w/Removable Nylatron Sheave - 45mm (1-3/4") Sheave Diameter [RF103]

Wire Block - Tubular Rivet Head w/Removable Nylatron® Sheave - 45mm(1-3/4") Sheave DiameterWire blocks have purpose designed narrow sheaves and grooves.Removal sheave for easy fitting and without cutting the wire...

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Schaefer Clamp-On Furling Line Stanchion Lead Block - 1" Ball Bearing [300-34]

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. Specifications: Stanchions 1"...

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Schaefer Clear Step Lead Block f/1" Stanchions [506-44]

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...

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Schaefer Pulpit Furling Lead Spring Loaded Block - 1" Ball Bearing [300-35]

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 line. Specifications:...

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Schaefer Series 3 Flat Base/Alum Cheek/Delrin Sheave [303-09]

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.Specifications: Sheave Dia. 1-7/16"...

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Schaefer Series 5 Flat Base Cheek Block - Stainless Steel Cheeks [505-11]

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...

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Schaefer Series 5 Flat Base/Alum Cheek/Delrin Sheave [504-11]

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: Sheave Diameter 2" (51 mm)...

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Schaefer Series 7 Flat Base/Aluminum Cheek/Delrin Sheave [704-11]

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: Sheave Dia. 2-3/8" (60 mm)...

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Schaefer Series 7 Stand Up Ball Bearing Swivel Block - 2-3/8" 60mm [706-62]

Series 7 Stand Up Ball Bearing Swivel Block - 2-3/8" 60mmSingle stand up ball bearing block. Stand up spring keeps block upright when not in use. Stainless steel base spreads...

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Schaefer Single Aluminum Block - 51mm Sheave [504-05]

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...

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Schaefer Single Aluminum Block - 60mm Sheave [704-05]

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 3/8"...

Vendor:

Schaefer Single Ball Bearing Block [506-05]

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. Specifications: Sheave...

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Schaefer Single Stainless Steel Block - 51mm Sheave [505-05]

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" (54mm)Length...

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Schaefer Single Stainless Steel Block - 60mm Sheave [705-05]

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 3/8"...

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Schaefer Spring Loaded/Lined Slide/Aluminum f/1" T-Track [504-82]

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. Polyethylene liner and pin stop allow...

Vendor:

Schaefer Spring Loaded/Lined Slide/Stainless Steel f/1-1/4" T-Track [705-92]

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. Polyethylene liner and pin stop...

Vendor:

Schaefer Stand-Up Swivel - Aluminum Block [704-62]

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)...

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Schaefer Stand-Up Swivel w/Aluminum Cheeks [504-62]

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...

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Schaefer Twin Sheet Block f/1-1/4" T-Track - Black [32-97]

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....

Vendor:

Schaefer Twin Sheet Lead 25x3MM - Black [32-77]

Twin Sheet Lead 25x3MM - Black32-77 Twin Sheet Lead block. The anodized aluminum body is machined from 6061-T6 aluminum and articulates to ensure a proper lead. Anodized aluminum sheave runs...

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SeaSure 1" Bolt Down Block [00.01CRD]

1" Bolt Down BlockThe 25mm plain bearing block range is one of SeaSure's oldest and best-selling ranges. The range uses marine-grade stainless steel side plates and rivets with an arnite...

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SeaSure 25mm Double Block w/Becket [00.23CRD]

25mm Double Block with BecketThe 25mm plain bearing block range is one of SeaSure's oldest and best-selling ranges. The range uses marine-grade stainless steel side plates and rivets with an...

Vendor:

SeaSure 25mm Double Block w/Shackle [00.21CRD]

25mm Double Block with ShackleThe 25mm plain bearing block range is one of SeaSure's oldest and best-selling ranges. The range uses marine-grade stainless steel side plates and rivets with an...