Blocks

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...

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 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 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 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...

Schaefer Clear Step Lead Block f/1" Stanchions

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

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"...

Schaefer Series 5 Flat Base Cheek Block - Stainless Steel Cheeks

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 distributes loads to a large surface area...

Schaefer Single Stainless Steel Block - 51mm Sheave

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 4...

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

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 for easy adjustment...