Seldén PBB 50 Single Block with snap shackle

Seldén PBB 50 Single Block with Bow Shackle

The Seldén PBB 50 single block with bow shackle is a plain bearing block for high working loads, fitted with a bow shackle for quick and easy attachment and detachment. This makes the block particularly suitable for applications where the block needs to be regularly removed, such as halyards and backstays.

Specifications

• Sheave diameter: 50 mm
• Bearing type: Plain bearing
• Breaking strength: 1300 kg
• Safe working load (SWL): 650 kg
• Weight: 126 g
• Suitable for lines: Ø8–12 mm
• Attachment: Bow shackle, swivel
• Mounting: Swivel with lock button

Construction & materials

The cheeks are made from glass fibre reinforced polyamide, combined with a stainless steel strap for maximum strength and longevity. The lock button allows switching between swivel and fixed positions. The bow shackle is robust and reliable for frequent use.

Applications

This Seldén PBB 50 block with bow shackle is suitable for medium-sized boats as a sheet block or halyard block. The bow shackle allows quick configuration changes, for example when changing sails or adjusting the rig. With a breaking strength of 1300 kg, it offers sufficient reserve for the most demanding applications. Seldén PBB blocks are designed for years of reliable use at sea.