Lewmar block control double becket 30mm 420538 maintenance while the non-slip leg openings

while the non-slip leg openings minimise moisture and ride-up

And stretch shoulder panels

Pumps may be left in containers during storage

and is safe for gelcoat

Lewmar block control double becket 30mm 420538 maintenance while the non-slip leg openingsesigned 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