Blocks

Harken 45mm Triple Element Block w/Swivel [6240]

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 [6239]

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 [6238]

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 [6231]

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 [6230]

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...

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 allow for easy...

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

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

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

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 bearing sheave ensure low-friction and high strength. Locks in...

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 Diameter 2"...