Selden: Plain Bearing Block PBB20

Small single block for lines up to 6mm. Ideal for lazy jacks.

PBB20

• Max line size 6mm
• Small block suitable for lazy jacks.
• Acetal sheave
• Stiff glass fibre reinforced cheeks to prevent lines from wedging 

Other sizes:

PBB50

• Max line size 12mm
• Acetal sheave.
• Stainless steel strap for best strength and longer service life.
• Stiff glass fibre reinforced cheeks to prevent lines from wedging.
• Glass fibre reinforced composite.
• Sliding swivel locking mechanism.

PBB60

• Max line size 14mm
• Acetal sheave.
• Stainless steel strap for best strength and longer service life.
• Stiff glass fibre reinforced cheeks to prevent lines from wedging.
• Glass fibre reinforced composite.
• Sliding swivel locking mechanism.

PBB70

• Max line size 14mm
• Glass fibre reinforced sheave with Polymer bushing.
• Stainless steel strap for best strength and longer service life.
• Stiff glass fibre reinforced cheeks to prevent lines from wedging.
• Glass fibre reinforced composite
• Sliding swivel locking mechanism.

PBB80

• Max line size 16mm
• Glass fibre reinforced sheave with polymer bushing.
• Bronze top swivel bushings.
• Stainless steel strap for best strength and longer service life.
• Stiff glass fibre reinforced cheeks to  prevent lines from wedging.
• Glass fibre reinforced composite.
• Sliding swivel locking mechanism.