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 Fibre Technology offers exceptional strength and durability. The open design allows sand and salt to be flushed out easily, keeping maintenance simple.
• Lightweight but still very high strenth
• Impact resistant with reduced friction
• Easy maintenance
• Post diameter single block is 3/8" (9.5mm), triple block is 13/32" (10mm)
• Max pin diameter single block is 3/16" (5mm), triple block is 1/4" (6mm)
Ball bearing blocks are typically used for medium and dynamic loads in:
• Control line applications
• Mainsail sheets for dinghies and keelboats
• Spinnaker sheets, barber haulers
• Genoa sheets
• Dinghy applications
This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm.
www.P65Warnings.ca.gov