Lewmar block control single 40mm 420550 safety the Synchro range of blocks

the Synchro range of blocks combine a free spin bearing with a self aligning head to reduce friction and increase efficiency

Perfect solution for fastening applications (stay

and anything that slides on your boat run smoother

Efficient and lightFRX Wichard thimbles are efficient

Lewmar block control single 40mm 420550 safety the Synchro range of blocksdesigned and manufactured to provide extremely lightweight, high load bearing blocks ideal for use with hand held loads on dinghys, sports and keel boats. Lewmar Control Blocks feature stainless steel central race and balls while long fibre technology provides exceptional strength and durability. Open design provides for easy flushing of sand and salt, helping to keep maintenance to a minimum and performance to a maximum. Features Manufactured to