18mm Light-Weight Triple Block 29er Swivel Lock – The swivel

Swivel Lock – The swivel can be locked in 90-degree orientations via the small black swivel lock at the top of the block

Engineered to deliver unmatched strength and reliability

Low profile and compact

Due to the curved saddle the block for Optimist sailing rests against the mast in a fixed position which prevents mast wear and creates a halyard system with less friction

18mm Light-Weight Triple Block 29er Swivel Lock – The swivelUnleash the Power of PolarWave with the Ultimate 18 mm Triple Sailing Block with Plastic Swivel Engineered to deliver unmatched strength, lightness, and resilience, the PolarWave 18 mm triple sailing block sets a new benchmark for marine enthusiasts. Designed for the toughest challenges, this block offers superior durability and reliability you can count on. The reinforced single piece fiber construction ensures unparalleled durability, while the high