Single Blocks

Single Fixed Eye Plain Bearing Blocks Barton plain bearing blocks have a precision molded acetal sheave running on a large diameter brass bearing, ensuring free running under the highest of loads. Specifications Sheave size: 20mm x 8mm Max rope...

Backing Block for 2" & 2-1/2" Seacocks Features: Each size fits multiple seacock sizes Press threaded brass inserts into the hull side of the backing block into the holes that match the seacock flange Rigid 1/2" thickness provides secure installation...

Backing Block for 3/4" & 1" Seacocks Features: Each size fits multiple seacock sizes Press threaded brass inserts into the hull side of the backing block into the holes that match the seacock flange Rigid 1/2" thickness provides secure installation but...

Laser Replica 15:1 Boom Vang Assembly The Barton boom vang assembly gives all the advantages of systems costing twice the price. 15:1 purchase is achieved through clever design of the base plate, fitted with the unique Barton swivelling triple cam block...

Single Ball Bearing Block Single 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" (51mm) Thickness...

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 load out and may be used with 97-49 backing plate. (sold separately) Delrin(tm)...

Single Stainless Steel Block - 60mm Sheave Delrin™ 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"...

Stand-Up Swivel - Aluminum Block Specifications: 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...

Single Aluminum Block - 60mm Sheave Delrin™ 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"...

Pulpit Furling Lead Spring Loaded Block - 1" Ball Bearing The Stainless Steel spring guarantees maximum support for the block. Delrin™ ball bearing sheave ensures low-friction lead for your furling line. Specifications: 1" (25mm) stanchions Length...