Blocks

Harken 45mm Triple Element Block w/Swivel

45mm Triple Element Block with SwivelElement blocks introduce sideplates that combine forged aluminum and compound curves for strength. They are simultaneously contemporary and very robust. Element’s design pairs the minimum amount of metal...

Harken 45mm Double Element Block w/Swivel & Becket

45mm Double Element Block with Swivel & BecketElement blocks introduce sideplates that combine forged aluminum and compound curves for strength. They are simultaneously contemporary and very robust. Element’s design pairs the minimum amount of...

Harken 45mm Double Element Block w/Swivel

45mm Double Element Block with SwivelElement blocks introduce sideplates that combine forged aluminum and compound curves for strength. They are simultaneously contemporary and very robust. Element’s design pairs the minimum amount of metal...

Harken 45mm Single Element Block w/Swivel & Becket

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 robust. Element’s design pairs the minimum amount of...

Harken 45mm Single Element Block w/Swivel

45mm Single Element Block with SwivelElement blocks introduce sideplates that combine forged aluminum and compound curves for strength. They are simultaneously contemporary and very robust. Element’s design pairs the minimum amount of metal...

Ronstan RF568 Lead Block

RF568 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:Removable sheaveThe external tabs can be...

Schaefer Spring Loaded/Lined Slide/Stainless Steel f/1-1/4" T-Track

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 allow for easy...

Schaefer Single Stainless Steel Block - 60mm Sheave

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" (60mm)Thickness 1 3/32" (28mm)Width 2 1/2"...

Schaefer Spring Loaded/Lined Slide/Aluminum f/1-1/4" T-Track

Spring Loaded/Lined Slide/Aluminum for 1-1/4" 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 for easy...

Schaefer Stand-Up Swivel - Aluminum Block

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)Fastener Size (4),1/4" RH (6 mm)C/C 1-11/16" (43 mm)SWL 2250 lbs (1020...

Schaefer Series 7 Flat Base/Aluminum Cheek/Delrin Sheave

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)Max. Line 1/2" (13...

Schaefer Single Aluminum Block - 60mm Sheave

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" (60mm)Thickness 1 3/32" (28mm)Width 2 1/2"...