Schaefer Flat Base Aluminum Single Cheek Block Ronstan Orbit Series 30 Ball Bearing Blocks skirt protects the sides of

skirt protects the sides of the boat

Comes complete with Series 20 ball bearing sheave

C - 3 5/32 in

Lewmar Size 3 Standard Portlight

OneDrop Ball Bearing Conditioner is the only product that Harken recommends for use on ball bearing travelers and battcars

Schaefer Flat Base Aluminum Single Cheek Block Ronstan Orbit Series 30 Ball Bearing Blocks skirt protects the sides ofProduct Description Schaefer Flat Base Aluminum Single Cheek Block 7 Series Cheek Block with anodized Aluminum cheek. Delrin(tm) 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 in. (60 mm) Width: 2 3 4 in. (70 mm) Length: 4 3 8 in. (111 mm) Max Line: 1 2 in. (13 mm) Height: 1 in. (25 mm) Fasteners: (4) 1 4 in. RH (6) C C: 3 5 8 in. (92 mm)