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Continue ShoppingLewmar 40 mm Control Block - Cheek
Extremely lightweight, Lewmar's 40mm Synchro blocks are ideal for use with hand-held loads and 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.
• Higher efficiency for faster sail handling and less rope wear
• High load bearing capability
• Cheeks use long fiber technology giving strength and durabiltiy
• Lightweight and impact Resistant
• Post diameter single/double block is 5/16" (8mm), triple block is 7/16" (11.5mm)
• Max pin diameter single/double block is 5/32" (4mm), 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
Weight | 1.5 oz. (44g) | SWL | 528 lbs. (240kg) |
Max Line | 3/8" (10mm) | Sheave Diameter | 1-9/16" (40mm) |
Warning | This item may be known to the State of California to cause cancer, birth defects, or other reproductive harm. | Barcodes | 743683227189 743683205064 |
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