Lewmar 30MM, 5/16″ Control Block, Single

Ideal for use with hand-held loads, Lewmar’s control Blocks feature lightweight, performance load-bearing capacity.

• MRT (Metal Replacement Technology) and a stainless steel central race and balls provide a weight advantage, while Long Fiber Technology offers exceptional strength and durability.
• The open design allows sand and salt to be flushed out easily, keeping maintenance simple.