Lewmar 50mm Synchro Block - Single [29925001BK] Paddlesports | Rod Holders 12 built-in IR LEDs for

12 built-in IR LEDs for up to 35' of night vision

At cruising speed

enabling the Zone 1 and 2 speaker or subwoofer zones

Drum Diameter (millimeters): 75mm

Lewmar 50mm Synchro Block - Single [29925001BK] Paddlesports | Rod Holders 12 built-in IR LEDs for50mm Synchro Block Single Lewmar's Synchro Blocks are engineered for speed, efficiency, and superior handling. Using a combination of scientifically optimized block geometry, a Free Spin bearing, and a self aligning head to reduce friction and increase efficiency by up to 40%, over budget blocks on mainsheet systems. Each component is perfectly synchronized with the movement of the rope, providing you with an easier, smoother transfer of power from