Description

Ball bearing swivel bases are equipped with dual rows of Delrin ball bearings, allowing smooth swiveling even under high loads. These bases feature stand-up springs and a U-adaptor for compatibility with various blocks. The model 144 is the standard configuration with a tall arm, making it ideal for mounting in the cockpit or for use on larger keelboats and small offshore boats with 3.00 in (76 mm) plastic blocks.

One Design Applications

This fitting is commonly used and/or recommended for the following one-design sailboat applications:

• Flying Scot: Mainsheet Block Swivel Base with Cam Cleat (x1)
• J/22: Mainsheet Ratchet Block Swivel Base with Cam (x1)
• J/70: Mainsheet Block Swivel Base with Cam (x1)
• J/80: Mainsheet Block Swivel Base with Cam (x1)
• J/105: Mainsheet Swivel Base (x1)
• Lightning: Mainsheet Block Swivel Base with Cam (x1)
• Melges 24: Mainsheet Block Swivel Base with Cam Cleat (x1)
• Snipe: Mainsheet Block Swivel Base with Cam (x1)
• Sonar: Swivel Mainsheet Base (x1)

This swivel base offers versatility and durability for various sailing applications, ensuring reliable performance across different sailboat models.